Science fair project that teaches you key definitions of molecular science, and how different isotopes of an element affect the relative atomic mass.

Free science fair project idea that measures change in flexibility with age, using a variety of flexibility tests like Sit & Reach.

In this science fair project, students create their own miniature salt flats at home.

In this science fair project, students evaluate if astrological signs provide clues about people's personalities.

Check out this fun high school science fair project idea to identify features of a mushroom and learn how do humans use fungi to their benefit?

Air resistance is a crucial factor when designing a parachute. In this science fair project, students find what type of material works best as a parachute.

This science project challenges students to take learned information about weather and climate control and apply it to come up with creative ideas of their own.

Show your preschooler how to create a simple windsock using a colorful piece of tissue paper, a pipe cleaner, and yarn.

This science fair project idea investigates food preference of birds.

The project researches how lubricants affect the mechanical advantage of a pulley.

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

This science fair project idea examines the actual cost of three household light bulbs by testing energy consumption.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

Study how liquids separate into layers by creating a liquid gradient, different density liquids separate into layers in a graduated cylinder.

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

This science project challenges high school students to study the linguistic evolution of text messaging.

Time to look at our faces! Are they symmetrical or asymmetrical? Find out in this science fair project idea.

Help your child make an attractive frozen holiday ornament to hang outside during winter months.

Science fair project that tests whether cats have a preference for organic food.

This science fair project teaches students about wilting and browning of salad greens.

Thermometers are how we measure temperature, and we've all heard the terms "centigrade" and "Fahrenheit" tossed around, but what do they really mean?

Test out various brands of permanent markers to see which one is least water soluble.

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.

Try this arts and crafts activity with your preschooler: make bread from yeast dough to teach her about the science behind bread baking.

Are you looking for an out-of-this world activity that's both fun and educational? This solar system garland is a great way to introduce your child to astronomy.

This science project helps students gain understanding of bioluminescence, the phenomenon that allows fireflies and glow worms to give off light.