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

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

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.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

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.

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

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

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

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

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

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

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

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

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

What combination of cloth and stain will be the easiest for removing stains? Test and experiment!

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.