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Let’s write the cleverest Mother’s Day cards you’ve ever seen!

Let’s make this simile about a quick baby even more specific.

COLD to COOL. BAND to SING. Change one letter at a time — can you find the path?

A mysterious image. Reveal it slowly. Let your students wonder!

Who can make the most boxes from dots in this strategy game?

What do you call two prime numbers who are very close together?