Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

This activity challenges your student to use spatial reasoning and computational thinking to program multiple robots.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

With a clear bottle and a few plastic straws, you can easily make a hummingbird feeder and demonstrate the effects of atmospheric pressure at the same time!

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

In this activity, your child will make her own "quicksand" to better understand how a substance can be both fluid and solid at the same time.

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

This simple experiment serves as an introduction to the greenhouse effect.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

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

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

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

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

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

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science 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.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

Make sourdough bread...and learn some colonial history and modern science in the process!

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

This science fair project idea determines if the color of light affects the growth of plants.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.