A food groups plate shows your child what category her foods belong in. Make a food groups plate with your child before dinnertime.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

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 researches how your choice of clothing affect how hot or cool you feel during the day.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Instead of loading up on mayonnaise based potato salad, your child can whip up something healthier: German potato salad!

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

Any time is the perfect time to whip up a delicious batch of fluffy pumpkin cookies.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

The project investigates the affect music has on plant growth while experimenting with rock, classical and no music.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

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.

This science fair project idea deals with the qualities of shade on a sunny day.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!