Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

This science fair project teaches students the differences between fruits and vegetables.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Construct and experiment with a periscope using reflected light rays to gather an image.

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

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

In this science fair project, students make their own rain gauge to measure rainfall.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

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

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

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

This science project teaches students to classify different shapes of leaves.

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

This project examines whether people's taste perception is influenced by what they see.

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

This science fair project idea investigates how color affects temperature.

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

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.