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

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.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

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

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

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

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

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

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

This science experiment has students test whether a snail moves faster on concrete or dirt.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

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

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

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.

In this design challenge, your child will create a parachute for a small toy using typical household items.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

This science fair project idea explores the egg's thin membrane.

In this fun activity, your child will create their very own solar oven to bake s'mores!

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

This science fair project idea examines the reason boats are shaped and engineered.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

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

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.