Research basic components of vacuum cleaners, consult vacuum cleaner manufacturers for advice. Design vacuum with attachments that change automatically.

This science fair project idea teaches about the size of two different systems: the solar system and an atomic system.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

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

This science fair project idea increases the space efficiency of living areas and encourages economic improvements via new real estate ideas.

Got a young scientist at home? Try this project with him!Create your own molecule design with this home-made clay recipe and some toothpicks!

Research overview of architecural acoustics. Design and build a whispering wall from wood or plastic. Test which materials work best.

Looking for a fun earth science project on continental drifts? Check out this fun science fair project idea to explore how Pangaea may have broken up.

This science fair project idea designs a unique, eco-friendly living space and encourages advances in green architecture.

Science fair project that determines what neurons are, what they do and compiles this vital information in an illustrated book.

Use dirt and different colors of craft sand to make unique layers in a clear plastic cup to represent the layers of the Earth.

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

Tin can phones offer something modern versions don't—a fun project to make with a friend, and a dramatic illustration of vibration and sound waves.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

Check out this fun science project idea on ecological succession and learn the main difference between primary and secondary succession.

This science fair project idea attempts to prevent another tragedy in Gonaives and encourages technological advances against flooding.

This science fair project idea is develops a modern interior lighthouse design and encourages lighthouse preservation and restoration.

In this investigation, an oil spill is simulated in a jar to observe the damage that oil spills have on the ocean and ocean life.

This science fair project idea discovers new ways to use recycled materials and encourages new architectural design ideas.

Want to help make studying the nervous system a little more fun? This thinking cap is a great way to learn external human brain anatomy.

This science fair project idea looks into the concept of powered parachutes as the future of transportation.

Which battery lasts the longest? In this science fair project, kids will test popular brand name batteries like Duracell and Energizer against generic brands.

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

More height, more steep, more speed! This science project investigates whether there is a correlation between the height of the roller coaster and the slope.

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.

Measure the speed of the earth's rotation using protractors and meter sticks. This science fair project measures the angle of the sun in relation to earth.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

Learn how to use the Punnett Square to predict the gene combinations of dominant and recessive traits in this fun and easy genetics science project!

In this art project, budding entomologists will create a larger than life, moveable puppet version of a praying mantis.