This experiment examines whether storing your orange juice at different temperatures affects its acidity.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

This science fair project idea provides evidence that air is everywhere and takes up space.

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

In this activity, your kid will watch coal turn into crystals right before her very eyes, and learn some science along the way!

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

An home science experiment for older students that teaches about the science behind heat.

Demonstrate how to tell the age of an egg without having to crack it open.

Many ancient cultures used the rising or setting sun to create calendars. Observe the setting sun once a week to come up with your own solar calendar!

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

This science fair project idea produces varying pitches of sound.

In this cool experiment, learn how to find specific gravity of minerals using liquids of different densities to see which substances and items sink and float.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

Find out whether a longer airplane will fly farther or a wider paper airplane.