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.

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

Science fair project that examines condensation and the conditions needed in order for dew to form.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

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 idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

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

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

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

This science fair project idea investigates how color affects temperature.

This science fair project idea determines the most effective method of preserving food.

This science fair project idea determines if the color of light affects the growth of plants.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

This science fair project investigates why the number of visible stars changes from place to place.

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.