In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

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 explores whether the process used to dry the beans we eat for food renders them unviable.

This science fair project idea explores whether talking to a plant will help it grow.

Discover whether cold or hot water from the faucet will boil faster on the stove.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

This science fair project idea investigates how color affects temperature.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

This science fair project idea explores substances that cause a bubble to last longer.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

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

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

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

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

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

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

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