This science fair project will help students learn about non-vascular plants, such as mosses.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

How do organic materials become soil? This science experiment measures what materials biodegrade.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

This classic children's game demonstrates how sound travels through air vs. through a solid.

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Learn all about balance and motion as your child designs a corn maze!

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

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!

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

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

This science fair project teaches students about wilting and browning of salad greens.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

Start your toy engines -- this is going to be a fast and friction-filled race!

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.