In this project children practice the scientific method while playing with puffy paint.

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

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

This science fair project idea determines the most effective method of preserving food.

This science fair project idea determines which method of hand cleansing is the most effective.

Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.

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.

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

This science research project challenges students to think of more effective lobster farming methods.

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

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

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

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

Teach your fifth grader about the wonders of wind by making and observing this winter wind chime.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

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.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.