This science fair project idea investigates which objects float and sink in honey, water, and oil.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

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

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

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

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

Introduce your child to the wonders of colorful chemistry with this simple food coloring project.

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.

Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!

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.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Introduce your child to science with something they see everyday--their shadow!

This science fair project idea produces sounds by creating vibrations using different objects.

Explore scientific concepts with this experiment that introduces kids to the scientific method!

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.

Blanket forts are a kid classic! Let your child create a âfortress of solitudeâ on his own for reading, telling scary stories or for cozy cocooning.

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

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

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

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

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

How powerful is the reaction between baking soda and vinegar? Find out here!

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.