Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.