multiplication

Dots!

Dots!

The New York Times published an article about Common Core homework this week. As is going to be the case with a news article (in contrast to say, a post on a blog dedicated to children's mathematical ideas), one can't really learn any mathematics from the...

Twister

Twister

Tabitha received a Twister game for her recent birthday (7 years old!) She enjoys a version of the game in which one person spins and the other follows instructions until, as Tabitha puts it with much delight, the cookie crumbles. The players switch roles for...