In this design challenge, your child will make a bottle rocket using typical household items.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Demonstrate how to tell the age of an egg without having to crack it open.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

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

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

This science fair project idea explores alcoholic fermentation at work by making your own soda.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

This science fair project idea examines which type of insulation holds in the most heat.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

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

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

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

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.