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.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.