Make edible amber fossils with your second grader to explore the fascinating world of science!

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

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!

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

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.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

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

This project compares the strength of one, two, and three-ply toilet paper.

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

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.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Using a toy race car kids create a visual model of the Doppler Effect.

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

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

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

Want to spark your third grader's interest in gardening? Help him make popsicle stick fairies to decorate an enchanting garden oasis.

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

This science fair project idea investigates how magnetism can defy the force of gravity.