Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

Start your toy engines -- this is going to be a fast and friction-filled race!

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

This super fun science project, perfect for young children, combines crafts, dressing up as animals, outdoor play, and life science learning.

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

This science fair project teaches students the differences between fruits and vegetables.

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

This science fair project idea demonstrates that plants give off water.

This science fair project examines how seeds hitchhike on animals and clothing.

This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.

How do organic materials become soil? This science experiment measures what materials biodegrade.

This science fair project idea investigates how the shape of an object affects drag.

This science fair project idea investigates how magnetism can defy the force of gravity.

This science fair project will help students learn about non-vascular plants, such as mosses.

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

In this science fair project, young children notice and track changes in trees throughout the year.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

The objective of this science project is to determine the length of time for different seeds to germinate.

This science fair project teaches students about wilting and browning of salad greens.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

This science fair project idea determines which method of hand cleansing is the most effective.

Do different types of oil mix or stack? Find out in this science fair project idea!

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