What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

Is it a square or a circle? See if you can trick your friends with this zany science project!

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations

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

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.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

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.

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.

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.

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

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

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

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

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

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

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

This project explores ways to prevent static electrical shocks.