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

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 purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

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.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

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

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

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

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.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

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

How well can people recall what they have observed. Test your knowledge in this fun experiment.

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

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

This science fair project idea explores substances that cause a bubble to last longer.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

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

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.

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

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

This science fair project idea investigates how color affects temperature.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

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

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.