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

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

This science fair project idea investigates the hardness property of minerals.

How do organic materials become soil? This science experiment measures what materials biodegrade.

In this CD hovercraft science project, students will construct their own DIY hovercraft.

This science project allows students to study the psychology of happiness.

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

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

Science fair project that uses muriatic acid to develop fingerprints that would otherwise be invisible.

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

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

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

This science fair project idea investigates how the shape of an object affects drag.

This science research project challenges students to think of more effective lobster farming methods.

Science fair project that determines whether mass and weight are the same or different.

This science fair project idea investigates how magnetism can defy the force of gravity.

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

This science fair project idea produces sounds by creating vibrations using different objects.

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

This science fair project idea explores whether white light can be separated into different colors.

This science experiment has students test whether a snail moves faster on concrete or dirt.

This science fair project idea provides evidence that air is everywhere and takes up space.

This science fair project idea determines the most effective method of preserving food.

This science fair project idea examines whether boys and girls differ in reflexes.

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

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

In this science fair project, students create their own miniature salt flats at home.

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

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

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