Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

The objective of this science project is to investigate why NASA has been using aerogel for the Stardust Project for collecting gas and dust from comets.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

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

Discover whether ants are more attracted to natural cane sugar or artificial sweeteners.

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

.Have you ever had problems with your wifi signal strength? In this experiment you will learn about how wireless signals pass through the air and solid objects.

Science fair project idea helps conceptualize probability. Compare probabilities and outcomes of cards drawn from a standard playing deck.

Create uphill flow of water by using a siphon. Create vacuum by suctioning one end of tube, and submerge it under water. Watch the direction the water travels.

Determine whether the relationship between a personâs armspan and height are genetic.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

This project explores whether music affects the growth and health of plants.

This science project involves comparing the relative effectiveness of salt, pepper and dehydration in food preservation.

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

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

Kids build a rainforest food web to explore trophic levels in this cool science fair project for 4th grade.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

This science experiment tests if dog saliva can really help heal wounds.

Slime mold is no longer classified as fungi! So what is it? In this cool science fair project, learn how to grow slime mold and explore its behavior.

Kids learn how to make a simple electric motor in this great engineering science fair project that teaches them how current generates its own magnetic field.

What if the shape of the Earth weren't spherical? How does its shape affect our gravity, climate, and tides? Model these questions in this cool project!

What is vegetative reproduction? Find out how you can clone plants and regrow cabbage from a stem in this cool experiment!

Analytical chemists perform chromatography to separate colors into pigments. Test the food coloring used in M&M's and Skittles candy in this fun project!