Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

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.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

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?

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

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

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

This science project teaches students to classify different shapes of leaves.

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

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

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

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

This science project allows students to study the psychology of happiness.

This science research project challenges students to think of more effective lobster farming methods.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

This science fair project idea examines whether boys and girls differ in reflexes.

This science fair project idea compares biodiversity between drops of water.