TeachersFirst's Middle School Brain Twisters

Week of December 8, 2017

1.Ebeneezer has decided to keep his Christmas tree until all the needles fall off. His tree has 10,420 needles. Half of the remaining needles will fall off each day, beginning on January 1, 2014. When will his tree be down to its last needle? (10 points)

2.Which does not belong? (20 points)

3.In Charles Dickens' story, A Christmas Carol, three of the primary characters are: (5 points)

4.The eight reindeer on your sleigh each drink a pint of water for each time zone. How many gallons of water should you plan to take on your sleigh to get around the world? (5 points)

5.What is the next number in this sequence? - 3, 3, 9, 27, 243 (10 points)

6.Which does not belong? (5 points)

7.Several stores sells the same flat screen TV that the Smiths would like as their family gift this year. Which is the best deal? (Sales tax is calculated on the actual sales price after discounts.) (10 points)

8."Wassail" is: (10 points)

9.December 7, 1941 was a major event at what U.S. naval base? (5 points)

10.It takes about 100 lights to cover three feet of height on an "average" Christmas tree. The tree for the state capitol is 24 feet high and about five times as big around as the average tree at the base, tapering to about double the typical tree's circumference in the top 6 feet. About how many lights will it take to decorate this tree? (20 points)