Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

This science fair project idea compares biodiversity between drops of water.

This science fair project idea determines what household items are good conductors of electricity.

This science fair project idea examines the reason boats are shaped and engineered.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.