Category: Make & Grow

Parents, help, and wishes

Parents, help, and wishes

Parents often ask how to help kids do math projects without upsetting the kids, taking over, or otherwise breaking the flow. “Every time I correct my child’s mistake she starts crying.” “We started to build a model, but as soon

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Rachel’s question: What should you do when you’re bored in math class?

Boring and Interesting

Please help Rachel with her question! What should you do when you’re bored in math class?

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Inspired by Calculus Math Circle – Week 5

Young calculus bodies of revolutions

If we don’t teach kids to do actual calculations, what do we teach them in our calculus circle? And can it even be called calculus? Wouldn’t it be better to wait a few years until kids get older?  These are

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Multiplication: A parlor finger trick

Finger Reckoning Trick

Click numbers on the left and on the right to set up an example: This Flash applet teaches you how to compute times tables from 6 to 10, on your fingers. The trick was first recorded around 15th century, when

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