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.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Get back into school with this exciting architecture exploration! In this craft activity your child will research, draw, and build his own school.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?