Discover whether a metal will expand under hot water.

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

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

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

This science fair project idea compares biodiversity between drops of water.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

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

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot move in a pattern related to the sound and rhythm of music.

Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.

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

In this activity, students will think about the form and function of household objects as they compare and contrast kitchen serving spoons of various sizes and designs.

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

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.