Category: Compare Numbers < 20

Pick your favorite topic below. Read the opening, then solve the math together!

Lucky 13?

Lots of people think that Friday the 13th is unlucky. But is it really? Read on to do the math behind lucky (and unlucky) numbers!

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Switching It Up

What can you buy with $1? How about an 848-foot-tall rock? That’s what one man did back in 1915. Then he decided to put zig-zaggy

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Hitchhiker Kitten

We’ve heard of purring engines before, but not quite like this. A guy drove to work one morning and realized there was a kitten who

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