In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

Get a better understanding of water content by dehydrating carrots.

Create your very own scented hand sanitizer that will help your child to keep those nasty germs at bay!

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

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.

Plants need water to grow. In this project we learn how plants transport water from their roots to their leaves

The objective of this science fair project is to investigate salt water density.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

This science fair project idea investigates whether air has mass and weight.

In this project, a basketball containing different psi is dropped to see how well it bounces.

This science fair project idea teaches to understand and explore the concepts of crystal formation and dissolving substances.

This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

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

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

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

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

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?