Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

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.”

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

This project examines the phenomenon of using a mirror to trick a person's brain into experiencing sensations in body parts not actually affected.

In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.

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

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

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

Learn all about balance and motion as your child designs a corn maze!

Show your middle schooler how a quick whirl of spinach in the blender will reveal the cobwebby "stuff"--or DNA--of life!

Examine whether males or females are more likely to have a higher center of gravity.

Research historic methods of food preservation. Analyze alternative recipes and techniques of food preservation. Document success with photographs.

In this challenge, students are tasked with creating an insulated cup that will keep beverages colder for longer than a regular cup.

Design and build a scale model representing living tree architecture. Then build a full-size version using one or more lives trees, and test your creation.

This experiment explores whether music affects the growth of bacteria and could help figure out better ways to process sewage and other microbe-assisted duties.

Learn whether dark green and leafy veggies tend to have a higher Vitamin C content than lighter green varieties.

This science fair project ideaexplores whether cooking food destroys potential vitamin levels.

This project examines various algorithms to determine the ideal algorithm for a strategy game.

This science fair project idea studies the differences in gender perception between people.

This project explores ways to prevent static electrical shocks.

This science fair project examines how carnivorous plants digest insects, and whether the plant can use nitrogen in the soil to compensate for lack of insects.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

This science fair project idea explores the fastest average speed a human can talk.

Learn about the right-hand rule for magnetic force! Use a cathode ray tube in this physics experiment to see a magnetic field's effect on an electron beam.

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

Plants and light seem to be good buddies, but how far does the friendship really go?

Research responsibilities of physicists, and common thinking patterns. Devise a questionnaire that measures career aptitude in physics.

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

The Galileo inclined plane physics experiment was one of the first ways scientists calculated acceleration due to gravity. Do it yourself in this project!