Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

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

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?