Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

This project compares the strength of one, two, and three-ply toilet paper.

In this investigation, three different juices are tested to determine which juice contains the greatest amount of vitamin C.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

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

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

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.

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

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

Have your child kick off their summer vacation by making a miniature water slide!

This science fair project idea explores how length affects the weight a bridge can hold.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

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

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

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

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

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

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

This science fair project idea investigates whether plants can survive being frozen.

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!