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Bat Wings

Two students collected some data on the wingspan of bats, but each lost a measurement. Can you find the missing information?

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Kate's Date

When Kate ate a giant date, the average weight of the dates decreased. What was the weight of the date that Kate ate?

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Balancing the Books

How many visitors does a tourist attraction need next week in order to break even?

How Would You Score It?

Age 11 to 14 Challenge Level:

Imagine trying to hit a target in archery.

Is it easier to hit a large or a small target?

Do you score more for hitting the target at the edge or in the middle?

Now imagine that the children's guesses are like shots at a target...