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Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

Experiment With Sound Waves

Would your child like to learn about a hidden world?  All she needs to do is open her box of markers!

Liquid Chromatography

In this teacher-approved lesson, students will make and play with oobleck (corn starch and water), then write about their experiments. Young scientists will have a blast seeing their oobleck mixtures seemingly come to life.

Ooey Gooey Oobleck

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Celery and Food Coloring Experiment

Warm up your scientific thinking with this colorful worksheet!

Heat Detectives: Tracking Heat Transfer

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!

Superhero Strength

Match forms of energy to common examples in this third-grade science worksheet!

Identify Forms of Energy #2

Take a science-filled trip to an amusement park in this third-grade worksheet!

Forms of Energy at an Amusement Park

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.

Make Your Own Soap

This science fair project creates a visual model of what&acirc;s happening to sound waves as a car approaches and then leaves.

How to Create a Visual Doppler

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

Slinky Physics

Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

Make Marbleized Paper!

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

Volcano Project

This taste buds science experiment demonstrates how strongly our sense of smell controls what we taste.

Taste Test Science: Fool Your Tongue!

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

Sink or Swim: Calculating Density of Fruits and Vegetables

This fun marbled paper craft uses things you're likely to have around your house, and it teaches kids some simple chemistry too!

Marbled Paper

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

Beautiful Bubble Iridescence

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

Make a Keyhole Spy Glass

The purpose of this science fair project is to build a basic radio.

Radio Waves, It's In The Air: Build A Basic Radio

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Float My Clay Boat

The science of matter becomes as fun as it is educational when George gets in the mix! After watching Curious George work with his 'floppafication' pot, students will learn about matter and force.

Curious Science with Curious George

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Button Launcher

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

Make a Handwriting Analysis!

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

Homemade Lava Lamp

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

Homemade Submarine

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

Make Ice Cream in a Baggie!

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Foam It! Cause a Chemical Reaction

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.

Separate Salt and Pepper With Static Electricity

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

Bake a Chemistry Cake

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

Mini Waterfall

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