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The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

Let your young adventurer go bug hunting in the great outdoors with their very own bug net!

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

Science fair project that examines condensation and the conditions needed in order for dew to form.

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

Water can go from solid to liquid to gas...but how does popcorn go from kernel to snack? Invite your first grade scientist to find out.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

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.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

Is our water polluted? Help your young scientist understand the importance of taking care of the environment with this simple experiment.

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

Help your child celebrate the summer and the sun by making a sandy seascape.

Help your child make a beautiful homemade sandcastle that will last!