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Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

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.

Children are imaginative story-builders. Create a shoebox habitat with your child to put those budding creative instincts to good use.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

This experiment tests which gender is better at catching how a magician performs his tricks.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

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

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

This activity is a great way to stretch the boundaries of your child's imagination and build up important critical thinking skills.

Demonstrate how to tell the age of an egg without having to crack it open.

Construct and experiment with a periscope using reflected light rays to gather an image.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.

Find out whether putting something on top of a plant will inhibit its growth.

What's the quickest way to separate salt and pepper? Let static electricity do the work! Your child will be fascinated by this simple experiment.

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

In celebration of Earth Day, help your fifth grader write a poem from the Earth to its inhabitants.

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

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

Give your budding young observers a chance to discover simple machines at use in their own home.