This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

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

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

This science fair project idea compares biodiversity between drops of water.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

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

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

This science fair project idea determines what household items are good conductors of electricity.

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

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!

Do this activity to help your kids see how seeds contain "baby" versions of big plant stems, roots, and leaves.

This project makes young children uniquely aware of their sense of touch and its ability to alone give them information about the world around them.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

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

This science fair project will help students learn about non-vascular plants, such as mosses.

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

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

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

Lead your first grader on a nature walk ... with a scavenger hunt-style twist! They'll try to capture photos that correspond to paint chip colors.

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.