Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

Use pepper and soap to discover some fun facts about the properties of water.

Do different types of oil mix or stack? Find out in this science fair project idea!

This science fair project idea investigates the hardness property of minerals.

Take the spookiness out of spiders with this web-making activity! Your child will practice talking about and creating shapes in this Halloween craft, and learn about spiders along the way.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

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

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

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

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Make a kaleidoscope at home to teach your child about the color spectrum and mirror science.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.