Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

This science fair project idea examines liquids of different densities.

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

This science fair project teaches students the differences between fruits and vegetables.

The purpose of this science fair project is to build a basic radio.

This science fair project idea investigates how color affects temperature.

This science fair project idea explores the egg's thin membrane.

This science fair project idea explores which fruit molds the fastest.

Construct batteries that make electricity from fruits with this fun science fair project.

This science fair project idea researches the effects of acid rain on plant growth.

This science fair project idea deals with the qualities of shade on a sunny day.

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

This science fair project examines how seeds hitchhike on animals and clothing.

This science fair project idea produces varying pitches of sound.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

This science fair project idea explores the different properties of matter.

This science fair project idea identifies trees using a dichotomous key.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

Check out this cool science fair project on identifying rocks and minerals for kids.

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

This science fair project will help students learn about non-vascular plants, such as mosses.

This science fair project idea is develops new or improved paper making techniques and encourages recycling.

This science fair project idea experiments with spinning color wheels and optical illusions.

In this science fair project, students make their own rain gauge to measure rainfall.

This science fair idea project identifies the active ingredients in soap and experiments with the properties of soap.

This science fair experiment idea's objective is to understand the general concept of an acid and a base.

Do different types of oil mix or stack? Find out in this science fair project idea!

The objective of this science fair project is to analyze the effects of salinity and temperature on water.