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

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

What happens when colored beams of light mix? You might be surprised.

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

Discover how and which salt melts ice the quickest.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

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

Take a dive into the candy jar with this yummy science experiment.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

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

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

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

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

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