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This science fair project idea demonstrates that plants give off water.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

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

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

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 explores whether mint, known for its âcooling sensationâ really does lower temperatures.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Check out this cool science fair project on identifying rocks and minerals for kids.

This science fair project focuses on the use of a conductivity device that will determine if a substance dissolved in water can or cannot conduct electricity.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.

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

This first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

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.

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.