Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

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

Determine which seeds are most likely to survive harsh winter conditions (low temperatures).

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

Examine the presence of seeds in open fields. Collect seeds on socks by walking through open fields of grass or other growth. Germinate seeds on socks

Combine art, history and food with this unique project! Your child will make her own butters, and learn a little about Colonial history at the same time

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

Have your child observe, measure and record the amount of space objects occupy, and you'll have an inside space explorer on your hands in no time!

Challenge your preschooler to a game of shape match-up--an entertaining way to boost her observational ability.

Free science fair project idea that examines air pollution in local environments. Particles are trapped by petroleum jelly on microscope slides.

This hands-on activity gives your child an opportunity to apply various strategies to solve a problem and to check if his answer makes sense.

Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.

This science fair project idea quantifies the effect of weather- in this case temperature and humidity- on musical instruments.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

In this science fair experiment, high school students determine if all proteins denature at the same temperature.

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.

Topped with roasted pumpkin, prosciutto, herbs, and feta, these pita pizzas are a healthy, seasonal alternative to your classic pie.

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

In this science fair project idea, kids make water dance on the surface of a hot pan with the Leidenfrost Effect.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

Determine whether the application of Febreeze will lower the bacterial count.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

This science fair project investigates how temperature of a room affects the burn rate of a candle.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

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

Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

Forget the measuring stick! This fun math activity uses a body part, your child's hand, as a ruler.

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!