What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

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

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

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

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

The pinwheel is a simple toy that has been around for years and uses the wonders of the wind to spin it and delight kids of all ages!

Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!

Science fair project that uses muriatic acid to develop fingerprints that would otherwise be invisible.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot move in a pattern related to the sound and rhythm of music.

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

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

Boys might wrinkle their noses at the thought of gardening, but we guarantee they'll like this activity! Make a recycled terrarium full of bug-eating plants.

Unlike other seed sprouting projects, this one allows kids to compare five different sprouts (either 5 herbs or 5 flowers) by watching them grow in a glove.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

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

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

In this activity your child will create their very own marble maze!

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

Learn all about balance and motion as your child designs a corn maze!

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

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.