Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

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

Let your kid experiment with textures among fabric and other materials that are smooth, rough, soft, or slippery—and then they'll make a texture book!

This science fair project idea explores the egg's thin membrane.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

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

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

In this experiment we will be determining whether birds prefer certain colors of seed.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

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

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

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

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.

This science fair project idea investigates if fats add to the flavor of food.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

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

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

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

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

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

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.