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Can you solve the Fives Challenge? Can you use exactly four fives and your choice of arithmetical symbols to form the target numbers? What is the Fives Challenge? Using exactly four fives, add arithmetical symbols between the fives to make each of the target numbers. You may use plus, minus, times, and divide symbols, as …

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Can you solve the Fours Challenge? Can you use exactly four fours and your choice of arithmetical symbols to form the target numbers? What is the Fours Challenge? Using exactly four fours, add arithmetical symbols between the fours to make each of the target numbers. You may use plus, minus, times, and divide symbols, as …

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This calculus graph sketching activity for connecting f, f’, and f” was inspired by a worksheet shared by Mike Koehler at the AP Calculus AB Summer Institute I attended last summer. The original worksheet shared at the APSI included eight small coordinate planes with eight points labeled on each coordinate plane. Students were instructed to …

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