If you're looking for something to keep your kid busy on a warm day, and give him some writing practice in the process, bring on the mud!

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

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

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

In this science fair project, students create their own miniature salt flats at home.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

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

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

In this design challenge, your child will make a bottle rocket using typical household items.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

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

This activity challenges your student to use spatial reasoning and computational thinking to program multiple robots.

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

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.

Test your friends to find out if you can replicate the placebo effect's incredible results.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

Cleaning can be a chore, but not with this sudsy experiment!

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

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

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

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

This project explores ways to prevent static electrical shocks.