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

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

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.

This tactile activity helps kindergarteners learn about texture.

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

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.

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

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.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

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, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

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

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

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

This homemade parachute toy is incredibly easy to build. Plus, it gives kids an excuse to investigate and experiment...the backbone of kindergarten science.

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

This activity is a great way to stretch the boundaries of your child's imagination and build up important critical thinking skills.

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