In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.