Construct a card castle fit for a king! Treat your royal "face" cards (the kings, queens, and jacks) to the cool castle they deserve.

Forget toy stores! Show your first or second grader how to make a vehicle out of fruit from a neighbor's tree or local farmers' market.

Countries all around the world have been using the abacus for thousands of years to make math easier. Have your kid make his own abacus to practice arithmetic.