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Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

Try hammering some plants with your kids to teach them a valuable lesson in flower science while making beautiful artwork in the process!

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

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.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Kindergarten algebra is a lot different than high school. In kindergarten math, algebra means grouping like things, or noticing what doesn't belong in a set.

In this hands-on activity, kids learn what it takes to foster seedlings into full-grown plants, all in a regular old soda bottle!

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

Is your child a young ornithologist in the making?

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.