This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

Challenge your learner to design and build a city of their own in this creative engineering activity.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

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

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

This biodiversity project examines the biodiversity in your own backyard.

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

This science fair project idea examines the reason boats are shaped and engineered.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

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.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

Test your friends to find out if you can replicate the placebo effect's incredible results.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

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

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