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

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

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

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

This science fair project idea explores the different properties & interactions of sugar molecules.

This science project teaches students to classify different shapes of leaves.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

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

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

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

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

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

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

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

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

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

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

Find out which kind of bubble wrap fares best when put in impact.

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.