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Not Like The Others: 19th Century Presidents

Four 19th century presidents. One doesn’t belong. But which one? That depends on your argument.

Squiggles Collection 1

Everyone starts with the same squiggle. No two drawings end up the same. What do you see?

Math Curiosity: Ulam Spiral

What if we make a huge spiral of numbers and then highlight only the primes? Well, a bunch of weird patterns show up!

Holiday vs Holiday (from a Mascot’s Perspective)

Want something to do during the holiday season that is both fun and involves thinking? Get students writing about what a snowman would think about Halloween or what a ghost would think about Thanksgiving.