## TeachersFirst's Numbers & Operations - Grades K-2

Explore this collection of resources for grades K-2. Use these resources to meet the NCTM standards in the area of Numbers & Operations. Help young students grasp the beginning concepts of counting, numbers, and basic operations. Many of these tools are ideal for use on your interactive whiteboard, math computer learning station, or in your BYOD classroom. Share these resources on your class website for students to use both in and out of the classroom.

Explore the NCTM Standards for all Math Topics

Explore the NCTM Standards for Numbers & Operations for All Grades

Numbers & Operations Resources Grades K-2

Numbers & Operations Resources - Grades 3-5

Numbers & Operations Resources - Grades 6-8

Numbers & Operations Resources - Grades 9-12

Other TeachersFirst Special Topics Collections

Teachers Guide

0-20 of 22   Next

## 22 Results | sort by: Most Recent First Alphabetical Most Viewed First

### NCTM Illuminations Numbers & Operations Resources PreK-2nd Grade - NCTM

K to 2

Illuminations offers this comprehensive library of interactives specifically for teaching the PreK through 2nd Grade Numbers and Operations strand. Scroll through to choose from interactives...more
Here is the direct link to share this resource review. Feel free to copy and paste this URL into an email or place it on your web page or blog so others can read this TeachersFirst review:
Illuminations offers this comprehensive library of interactives specifically for teaching the PreK through 2nd Grade Numbers and Operations strand. Scroll through to choose from interactives like Coin Box, Concentration, Five and Ten Frames, an electronic Abacus (requires Java), and several others. You'll also find Dynamic Paper (create math manipulatives, such as pentagonal pyramid, a set of pattern blocks, a number line, and so on; all these in the size and shape you need). All interactives include complete instructions, an exploration, and correlation to standards.

tag(s): number lines (33), number sense (70), numbers (119), operations (72), preK (255)

#### In the Classroom

Keep this site in your professional favorites to find supporting technology and activities for teaching numbers and operations. As you find practice or extension ideas for student use or at home reinforcement, share specific links on your class web page or classroom computer center for students to access independently or as you assign them for needed practice. The full site can be overwhelming for most parents, so share the specific areas that fit your curriculum.

Rating (click star to set rating):

Close comment form

You must be registered and logged in to add items to your favorites.

Close

### Peg & Cat - PBS Kids

K to 4

Join Peg & Cat on their math adventures with this entertaining site. Watch videos, play games, or check out the latest adventures. Each activity explores math skills such as counting,...more
Here is the direct link to share this resource review. Feel free to copy and paste this URL into an email or place it on your web page or blog so others can read this TeachersFirst review:
Join Peg & Cat on their math adventures with this entertaining site. Watch videos, play games, or check out the latest adventures. Each activity explores math skills such as counting, fractions, or shapes through real-world lessons. Don't miss the link to activities located under the main part of the homepage; this includes recipes, coloring pages, crafts, and more.

tag(s): addition (128), fractions (159), geometric shapes (136), number sense (70), numbers (119), operations (72), preK (255), subtraction (109)

#### In the Classroom

Use this site as a learning station or center. Be sure to include a link on your class web page for use at home. Ask a volunteer to come into your classroom to help students make crafts or fix a recipe from the site. Film your students discussing math concepts and share them using a tool such as SchoolTube, reviewed here.

Rating (click star to set rating):

Close comment form

You must be registered and logged in to add items to your favorites.

Close

### Math Salamanders - Crispin Salamander

K to 6
Math Salamander offers a huge selection of math worksheets and interactives for preschool through 5th grade. Browse the site by grade level or topic to find the resources available....more
Here is the direct link to share this resource review. Feel free to copy and paste this URL into an email or place it on your web page or blog so others can read this TeachersFirst review:
Math Salamander offers a huge selection of math worksheets and interactives for preschool through 5th grade. Browse the site by grade level or topic to find the resources available. In addition to worksheets, choose the Online Practice for online interacitves to practice math knowledge and skills.

tag(s): addition (128), division (98), geometric shapes (136), measurement (126), money (119), multiplication (122), number sense (70), numbers (119), place value (34), preK (255), substitutes (27), subtraction (109), time (92), worksheets (70)

#### In the Classroom

Although there is relatively heavy advertising on this site, the many resources make it worth a look. Take advantage of the free worksheets on Math Salamander for use with students needing additional practice, to send home when parents request additional work, or to keep in your substitute folder for quick practice activities. Be sure to share a link on your class page for parents to access at home. Create a link to online interactives on your classroom computers for use as a math center.

Rating (click star to set rating):

Close comment form

You must be registered and logged in to add items to your favorites.

Close

### 4 Win-Win Math Games - Marilyn Burns

K to 5
Support learning of numbers and operations with these four activities requiring nothing more than pencil and paper. These game-like activities offer practice in mental computation,...more
Here is the direct link to share this resource review. Feel free to copy and paste this URL into an email or place it on your web page or blog so others can read this TeachersFirst review:
Support learning of numbers and operations with these four activities requiring nothing more than pencil and paper. These game-like activities offer practice in mental computation, column addition, combinations of 10, and multiples of 10. Be sure to check out the Math Game Tips offering excellent advice for all math activities.

tag(s): addition (128), base ten (5), game based learning (171), mental math (18), multiples (15)

#### In the Classroom

Rating (click star to set rating):

Close comment form

You must be registered and logged in to add items to your favorites.

Close

### Early Math Counts - University of Illinois at Chicago College of Education

K to 1

Early Math Counts is a free professional development resource for early childhood math. Find countless early math activities (and information) to use with young children. Browse several...more
Here is the direct link to share this resource review. Feel free to copy and paste this URL into an email or place it on your web page or blog so others can read this TeachersFirst review:
Early Math Counts is a free professional development resource for early childhood math. Find countless early math activities (and information) to use with young children. Browse several different portions of the site to find information on math literacy setting up an optimum learning environment. There are also lesson plans, ready to go. The lesson section is particularly informative and includes search options for lessons sorted by content, age, or materials used in the lesson. In-depth lessons include reference standards, specific directions, and extensions such as related books, movement activities, and outdoor connections.

tag(s): addition (128), counting (60), data (147), geometric shapes (136), measurement (126), number sense (70), numbers (119), preK (255), subtraction (109), time (92)

#### In the Classroom

Be sure to bookmark this site as a resource for lesson ideas in all math content areas. Although the ideas are for pre-K, some of the activities will translate even into first grade. Share a weekly activity with parents for at-home math learning. Find many resources here for your early childhood classroom. Use some of these ideas to create learning centers in your classroom. Special ed teachers will also find helpful ideas for their below-grade level and very concrete learners.

Rating (click star to set rating):

Close comment form

You must be registered and logged in to add items to your favorites.

Close

### Sheppard Software: Free Online Learning Games - Sheppard Software

K to 12

Sheppard Software offers hundreds of online learning games for learners in a large variety of subjects. Topics include brain games, seasons, nutrition, and world geography. Search for...more
Here is the direct link to share this resource review. Feel free to copy and paste this URL into an email or place it on your web page or blog so others can read this TeachersFirst review:
Sheppard Software offers hundreds of online learning games for learners in a large variety of subjects. Topics include brain games, seasons, nutrition, and world geography. Search for specific topics or browse categories. Looking for a specific grade level range? Scroll down below the main icons to view recommended sections for different age ranges from preschool to adult. In addition to games, some categories include videos, timelines, and coloring activities. If your district blocks YouTube, the videos may not be viewable. Some activities require flash which isn't supported on all browsers.

tag(s): addition (128), alphabet (51), alphabetical order (8), animal homes (56), animals (281), capitalization (9), capitals (15), cells (80), colors (64), continents (32), counting (60), countries (69), decimals (84), dinosaurs (39), division (98), elements (32), endangered species (28), equations (119), estimation (35), fractions (159), geometric shapes (136), grammar (133), integers (22), landforms (37), life cycles (22), measurement (126), money (119), multiplication (122), number lines (33), number sense (70), numbers (119), oceans (147), order of operations (28), parts of speech (40), patterns (63), periodic table (44), place value (34), puzzles (143), states (122), subtraction (109), time (92), vocabulary (237), vocabulary development (90)

#### In the Classroom

Bookmark this site to use as a resource for computer center games and activities throughout the year. Share curriculum-related resources on your interactive whiteboard or projector. This site could work well in a BYOD or 1:1 classroom. Share with parents as a resource to use at home or as a summer skills review and refresher.

Rating (click star to set rating):

Close comment form

You must be registered and logged in to add items to your favorites.

Close

### MobyMax: Complete K-8 Curriculum - MobyMax.com

K to 8

Practice and improve student skills in the K-8 curriculum with MobyMax. Start with pre-testing students and assigning differentiated activities for reading, math, science, writing,...more
Here is the direct link to share this resource review. Feel free to copy and paste this URL into an email or place it on your web page or blog so others can read this TeachersFirst review:

tag(s): addition (128), assessment (146), classroom management (128), differentiation (84), division (98), fluency (24), game based learning (171), multiplication (122), subtraction (109), vocabulary (237), vocabulary development (90)

#### In the Classroom

Create a classroom account. Use MobyMax during centers, for nightly homework, or computer lab time. Share with parents as an excellent resource for practicing math, reading, writing, grammar, science, and vocabulary skills at home. Use the pre-testing features at the beginning of the school year to get students started at the correct levels. Use this tool to differentiate for all students. Your gifted students can pretest out of material already learned and receive activities and instruction at their individual level. Be sure to bookmark this site to use with all levels of students.

Rating (click star to set rating):

Close comment form

You must be registered and logged in to add items to your favorites.

Close

### Kids Math Games Online - kidsmathgamesonline.com

K to 4

Have fun learning math at Kids Math Games Online! Choose from categories including money, problem-solving, and logic. In addition to many interactive games, find interesting number...more
Here is the direct link to share this resource review. Feel free to copy and paste this URL into an email or place it on your web page or blog so others can read this TeachersFirst review:
Have fun learning math at Kids Math Games Online! Choose from categories including money, problem-solving, and logic. In addition to many interactive games, find interesting number facts, math tutorial videos, math pictures, and printable quizzes. Click on any topic to begin then choose from offerings. Activities include simple instructions for play and offer immediate feedback on content. This website is pretty heavy on the advertisements, but worth the "annoyance." Note: The videos embedded on this site are NOT created by kidsmathgames and are hosted on YouTube. They come from various sources. If your district blocks YouTube, then they may not be viewable.

tag(s): addition (128), angles (51), coordinates (15), counting (60), division (98), geometric shapes (136), images (262), logic (164), money (119), multiplication (122), preK (255), problem solving (226), subtraction (109), time (92)

#### In the Classroom

Create links on classroom computers to games that correlate to current math content or use previous activities for ongoing review. Parents are always looking for sites to practice skills at home, share this one through your class website or newsletter as a fun way to practice math skills. Use the math pictures library as a resource for finding many different math images for use in interactive whiteboard lessons, on handouts, or many other classroom uses.

Rating (click star to set rating):

Close comment form

You must be registered and logged in to add items to your favorites.

Close

### Doorway Online Learning Activities - Philip Whittaker and Thomas Lee

K to 3

Doorway Online provides several early elementary level learning activities in the areas of literacy, math, typing, and memory games. Choose one of the categories to view game titles,...more
Here is the direct link to share this resource review. Feel free to copy and paste this URL into an email or place it on your web page or blog so others can read this TeachersFirst review:
Doorway Online provides several early elementary level learning activities in the areas of literacy, math, typing, and memory games. Choose one of the categories to view game titles, then click to play. Some games offer learning or testing modes as an option for play while others provide several options for differentiating activities. Created in Scotland, this site uses British spellings and currencies.

tag(s): addition (128), alphabet (51), counting (60), keyboarding (28), Online Learning (40), phonics (50), preK (255), sounds (43), spelling (95), subtraction (109), time (92)

#### In the Classroom

If you have computer stations, you may want to set up different areas of this program to allow students practice time after instruction. Use the program with the entire class by putting an area of the program up on your projector or interactive whiteboard and having small groups of students decide what the answer should be. Post the link to this program on your website for students to practice at home.

Rating (click star to set rating):

Close comment form

You must be registered and logged in to add items to your favorites.

Close

### The Curriculum Corner - Jill McEldowney and Cathy Henry

K to 5

Find ready-to-go lessons and materials for 1st and 2nd grades to meet many of the Common Core standards. Many of the materials could also be useful with students in grades ...more
Here is the direct link to share this resource review. Feel free to copy and paste this URL into an email or place it on your web page or blog so others can read this TeachersFirst review:
Find ready-to-go lessons and materials for 1st and 2nd grades to meet many of the Common Core standards. Many of the materials could also be useful with students in grades 3-5. Begin by choosing from topics such as Reading, Math, Classroom Management, or Seasonal. Within each topic find a list of lessons or activities. Look under Classroom Management to find a link to Common Core "I Can" printables, reading logs, and checklists for grades K-5. Choose from different subjects for each checklist along with the option of borderless design or clip art poster. Don't let the juvenile look of this site or the abundance of advertising fool you. There are a lot of wonderful resources to be found with just a little bit of searching!

tag(s): addition (128), back to school (63), behavior (43), biographies (93), charts and graphs (169), data (147), division (98), elections (80), guided reading (32), literacy (110), magnetism (36), money (119), multiplication (122), narrative (14), organizational skills (90), plants (145), poetry (189), problem solving (226), readers theater (10), reading strategies (98), rocks (36), subtraction (109), time (92), writers workshop (31)

#### In the Classroom

Bookmark and save this site as a lesson resource throughout the year. This is a great site to peruse over the summer or use for back to school planning. Use this site to learn more about Common Core. Print the "I Can" checklists for use in student folders as part of your yearly assessment. Send a copy home to parents so that they see the yearly standards and goals for each subject.

Rating (click star to set rating):

Close comment form

You must be registered and logged in to add items to your favorites.

Close

### Coloring Squared - Cameron Krantzman

K to 6
Are you looking to add some color to your math instruction? Need a break from the black and white worksheet? Coloring Squared offers free pages to teach and review math ...more
Here is the direct link to share this resource review. Feel free to copy and paste this URL into an email or place it on your web page or blog so others can read this TeachersFirst review:
Are you looking to add some color to your math instruction? Need a break from the black and white worksheet? Coloring Squared offers free pages to teach and review math concepts. Determine the solution and color the squares based on a key found on every page to reveal a pixel art puzzle. While the math may be puzzling, enjoy coloring the squares to generate a fun, pixelated picture. Aligned to the Common Core Math Standards, the free pages offer supplementary materials for counting, addition, subtraction, multiplication, division, fractions, decimals, percents, and place value.

tag(s): addition (128), counting (60), decimals (84), division (98), fractions (159), multiplication (122), operations (72), percent (58), place value (34), subtraction (109), worksheets (70)

#### In the Classroom

Not every math solution is black and white. Add some color to your teaching and review. Coloring Squared activities are great for station work, enrichment, or support. Students can write short stories using their picture for a cross-curricular activity. Final pictures are great for math bulletin boards. Looking for assignments for students to complete after their math work is finished? Coloring squared will keep the students engaged. Send this link home for students to use (and print) both in and out of the classroom.

Rating (click star to set rating):

Close comment form

You must be registered and logged in to add items to your favorites.

Close

### Math Centers and Games - Shari Sloane

K to 4
Find directions and printables for elementary math games. Scroll down the page to view directions for games such as "Shake and Share" and "Make a Train Race." Most activities use ...more
Here is the direct link to share this resource review. Feel free to copy and paste this URL into an email or place it on your web page or blog so others can read this TeachersFirst review:
Find directions and printables for elementary math games. Scroll down the page to view directions for games such as "Shake and Share" and "Make a Train Race." Most activities use items already available in classrooms such as dice, cubes, or money. Print worksheets using the link to the PDF printable, if needed.

tag(s): addition (128), money (119), preK (255), probability (96), substitutes (27), subtraction (109)

#### In the Classroom

Use ideas provided on the site for math centers in your classroom. Share this link (or specific activities) on your class website). Choose a game or two to included in your substitute folder for an easy math activity while you are gone.

Rating (click star to set rating):

Close comment form

You must be registered and logged in to add items to your favorites.

Close

### Virtual Number Rack - Math Learning Center

K to 4
Practice number sense skills using beads on the virtual number rack (similar to an abacus). Movable beads encourage you to think in groups of fives and tens while practicing addition,...more
Here is the direct link to share this resource review. Feel free to copy and paste this URL into an email or place it on your web page or blog so others can read this TeachersFirst review:

tag(s): addition (128), counting (60), division (98), manipulatives (8), multiplication (122), number sense (70), numbers (119), operations (72), preK (255), subtraction (109)

#### In the Classroom

View the virtual number board together as a class (or a center) on your interactive whiteboard or projector to practice counting and basic operational skills. Use this with younger students learning to count to 10 or 100. Create a link on classroom computers for students to explore and practice on their own. Share a link to the site on your class website or blog for students to practice at home. When finished, have students draw the problems they created and include the appropriate number sentence for each drawing.

Rating (click star to set rating):

Close comment form

You must be registered and logged in to add items to your favorites.

Close

### Oxford Owl Maths - Oxford University Press

K to 5

Find math advice, tips, ideas, games, and e-books to help bring math alive. Activities focus on two age groups, 3 - 5 and 5 - 7. The free e-books have ...more
Here is the direct link to share this resource review. Feel free to copy and paste this URL into an email or place it on your web page or blog so others can read this TeachersFirst review:
Find math advice, tips, ideas, games, and e-books to help bring math alive. Activities focus on two age groups, 3 - 5 and 5 - 7. The free e-books have math themes. The site's origin is British, so the "maths" curriculum or terms may be slightly different from the U.S. But numbers are still numbers! The standards are from the U.K. Don't miss the "jargon busters" under the Expert Help menu for parents to understand the math terms teachers may use. Although the site has links to items for sale, there is enough free material to be worthwhile. On some of the interactives you must click the "mark it" check mark to see if your answer is correct or not.

tag(s): addition (128), counting (60), multiplication (122), numbers (119), preK (255), subtraction (109), time (92)

#### In the Classroom

Include this link on your class web page for students and parents to use as a reference. Share the activities on your projector or interactive whiteboard. Use this site for math learning centers/stations.

Rating (click star to set rating):

Close comment form

You must be registered and logged in to add items to your favorites.

Close

### Turtlediary - Learning Games for Kids - Turtlediary.com

K to 3

Turtlediary is a one stop shop for learning games and more for early elementary students. Choose from various categories: games, videos, stories, and arts and crafts. Included under...more
Here is the direct link to share this resource review. Feel free to copy and paste this URL into an email or place it on your web page or blog so others can read this TeachersFirst review:
Turtlediary is a one stop shop for learning games and more for early elementary students. Choose from various categories: games, videos, stories, and arts and crafts. Included under each heading is an age range and description of each activity. Be sure to scroll down near the bottom of the page to find lists of all learning games sorted by subject, sort further by choosing a grade level from preK through 2nd grade. For full access to this site, you must register (which does cost a fee). However, most of the interactives are currently available for FREE to guests with no registration.

tag(s): addition (128), alphabet (51), alphabetical order (8), colors (64), counting (60), dinosaurs (39), gravity (42), human body (93), life cycles (22), map skills (56), phonics (50), preK (255), puzzles (143), subtraction (109)

#### In the Classroom

Use this site as a resource for learning games, videos, and read-aloud books. Demonstrate the activities on your interactive whiteboard; then create a link on classroom computers for students to try on their own. Share this link with parents on your classroom website or newsletter as a resource for practicing math and reading skills at home. Use videos from the site to introduce science lessons and concepts.

Rating (click star to set rating):

Close comment form

You must be registered and logged in to add items to your favorites.

Close

###### More

K to 12

Studyladder offers a sequential learning program with videos, interactive activities, worksheets and assessments for reporting to teachers and to parents. Activities are highly engaging...more
Here is the direct link to share this resource review. Feel free to copy and paste this URL into an email or place it on your web page or blog so others can read this TeachersFirst review:
Studyladder offers a sequential learning program with videos, interactive activities, worksheets and assessments for reporting to teachers and to parents. Activities are highly engaging and motivating. You can create classes, have unlimited access to all features on the site, and students can access homework features from home. Topics included on the site are Math, Literacy, Numeracy, Spelling Bee, and Interactive Whiteboard activities. Each section provides many activities categorized in several ways such as topic, type of activity, grade levels, and extras. Registration also allows access to progress reports on school and homework results, 2000 printable worksheets, and student rewards such as certificates, special avatars, and access to reward rooms. The site is free for teachers and for limited homework use with one student after registration. However, there is also a paid portion of the site if desired.

tag(s): factoring (25), fractions (159), homework (34), iwb (32), literacy (110), negative numbers (12), number sense (70), numbers (119), prime numbers (26)

#### In the Classroom

This site is perfect for use with interactive whiteboards, download and use activities to supplement current classroom curriculum. Create an account and set up student accounts for students to use on classroom or computer lab computers. Take advantage of the progress reports to track and monitor student progress within the site.

Rating (click star to set rating):

Close comment form

You must be registered and logged in to add items to your favorites.

Close

### Learn With Math Games - Learn With Math Games

K to 9

This site was created for teachers to help students see the fun and creative side of Math! There are many games here to be used in the classroom. Some activities ...more
Here is the direct link to share this resource review. Feel free to copy and paste this URL into an email or place it on your web page or blog so others can read this TeachersFirst review:
This site was created for teachers to help students see the fun and creative side of Math! There are many games here to be used in the classroom. Some activities include printables. Activities are categorized by math topic and grade level. Be sure to check out the Math Tricks for fun shortcuts and tricks to amaze students! Some worksheets are available on the site; however, most activities are hands-on practice for students. Teachers and parents can sign up to receive a monthly newsletter with tips and ideas.

tag(s): addition (128), counting (60), division (98), multiplication (122), printables (37), subtraction (109), worksheets (70)

#### In the Classroom

Use the site as a resource to find fun activities to supplement Math topics being taught in class. Create a link to games on classroom computers. Share the Math Tricks with students to help with learning basic Math facts or to use tricks during Open House or Math Nights at school.

Rating (click star to set rating):

Close comment form

You must be registered and logged in to add items to your favorites.

Close

### ICT Games - James Barrett

K to 6

This site provides interactives for practicing many different math skills. Each are categorized by a theme such as number facts, money, and subtraction. For those not sure what activity...more
Here is the direct link to share this resource review. Feel free to copy and paste this URL into an email or place it on your web page or blog so others can read this TeachersFirst review:
This site provides interactives for practicing many different math skills. Each are categorized by a theme such as number facts, money, and subtraction. For those not sure what activity to try, recommended interactives by grade level are listed on the left portion of the site. On the right is a list of activities included under each category. This site has a lot to explore for all elementary students.

tag(s): addition (128), money (119), patterns (63), preK (255), subtraction (109), time (92)

#### In the Classroom

Make a shortcut to this site on classroom computers and use it as a center. Include a link to the site on your classroom website or blog for student to practice at home. This is a great site for students to use for additional practice on a skill that is difficult. Make your interactive whiteboard a student-run center for student partners to practice as they think aloud with each other. Or use this site for enrichment for your highly able students.

Rating (click star to set rating):

Close comment form

You must be registered and logged in to add items to your favorites.

Close

### Math Nook - MathNook

2 to 12

This site provides many different math activities for students. Directions are provided at the beginning of each interactive, some are for more than one player. At the bottom of the...more
Here is the direct link to share this resource review. Feel free to copy and paste this URL into an email or place it on your web page or blog so others can read this TeachersFirst review:
This site provides many different math activities for students. Directions are provided at the beginning of each interactive, some are for more than one player. At the bottom of the site there is a key that helps explain what skill(s) each activity teaches/practices. Click on "Search" to search the interactives for specific skills. Teachers may also want to take advantage of the free worksheet generators and math videos. Worksheets can be created for elapsed time, telling time, or addition, subtraction, multiplication, and division. Video directions are provided to help with the creation of worksheets.

tag(s): addition (128), division (98), money (119), multiplication (122), operations (72), subtraction (109), time (92), worksheets (70)

#### In the Classroom

This activity would work well for individual or pairs of students in a lab or on laptops. Create a link on your class website or blogs for students to access activities from home. Use the "key" at the bottom of the page to decipher what skills would be useful for your students.

Rating (click star to set rating):

Close comment form

You must be registered and logged in to add items to your favorites.

Close

### Fuel the Brain

K to 5

Check out this highly interactive site that offers a wealth of math activities, printables, and more for elementary students of all ages. Students will enjoy the many different Math...more
Here is the direct link to share this resource review. Feel free to copy and paste this URL into an email or place it on your web page or blog so others can read this TeachersFirst review:
Check out this highly interactive site that offers a wealth of math activities, printables, and more for elementary students of all ages. Students will enjoy the many different Math games such as Fact Worms (basic facts), A Lucky Place (place value), and Jelly Golf (fractions). Main topics include: Counting & Cardinality, Number & Operations, Operations & Algebraic Thinking, Measurement & Data, and Geometry. Interactives may be used without registering on the site; however, registration allows scores to be compiled and posted against other players. Be sure to check out the interactives such as Venn Diagrams as well as printables, teacher's guides, articles and seasonal resources. Activities have also been matched up to North Carolina Mathematics Standards.

tag(s): fractions (159), money (119), numbers (119), preK (255), puzzles (143)

#### In the Classroom

The interactives are perfect to use on interactive whiteboards or projectors. Use activities as an introduction to new units such as making change, counting on the number line, or recognizing numbers shown with base 10 blocks. Save this on your desktop on all of your classroom computers. List this link on your classroom website or blog. This is excellent enrichment and/or advancement for gifted students. It could also be used for extra practice for struggling students. This site is definitely one to save and revisit often.