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

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 pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

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

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

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

Do you think heat can affect a plant's growth rate?

Find out whether a longer airplane will fly farther or a wider paper airplane.

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

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

This science fair project idea determines if the color of light affects the growth of plants.

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

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

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

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

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.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

The goal of this project is to create an exciting topographical map out of dough.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.