TeachersFirst's Middle School Brain Twisters

Week of June 28, 2020

1.Canada and the U.S. each have the same number of time zones. Which zones do they not have in common?

2.Which of these sentences is grammatically correct?

3.If a lemonade recipe calls for 1/4 cup of lemon juice per quart of water, how much lemon juice will you need to make a batch that uses two and a half gallons of water?

4.This month, which of the following is true:

5.In this sequence: January 5, February 9, March 13...what would the sixth element in the series be?

6.Shantu's International Solar Heating installs fixed solar panels on homes for energy self-sufficiency. Which installation was a mistake by Shantu's crew?

7.Which would not be a "domestic" itinerary?

8.Which word in this sentence is a preposition: As long as it's this hot, I will keep a water bottle carefully tucked inside my backpack.

9.A school bus begins its route headed due north. Along the way it makes two 90 degree left turns, followed by a 45 degree right turn. It winds along a creek in the same direction, then takes a 90 degree right turn into the school driveway. In which direction is the bus headed?

10.The process by which exposure to the air corrodes metal is called: