50+ Brain Teasers for Middle Schoolers

Emma went to visit Lily. Lily is Emma’s only husband’s mother-in-law’s only husband’s only daughter’s only daughter. What relation is Lily to Emma?

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There is a bowl containing seven apples. You take three out. How many apples are in your possession?

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Answer: 3

The answer is 3 because the question asks how many apples you have, not how many are left in the bowl. Since you physically took three apples, those are the ones in your possession. The remaining four apples are still in the bowl, but they don’t count towards what you have.

Before Mount Everest was discovered, what was the highest mountain on Earth?

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A cashier working at a butcher shop is 5 feet 9 inches tall, wears size 8 shoes, and is 32 years old. What does she weigh?

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A farmer had 17 goats. All but six died. How many survived?

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