Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

This experiment will explore how manipulating a graph of historical information might reveal new information about data.

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Which type of sunglass lenses gives you the best protection from the sun's harmful UV rays? Find out in this cool science project!

Make edible amber fossils with your second grader to explore the fascinating world of science!

The objective of this science fair project is the compare the rate and efficiency of disaccharide and polysaccharide fermentation by yeast.

Children are imaginative story-builders. Create a shoebox habitat with your child to put those budding creative instincts to good use.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

This science fair experiment organizes made-up elements to simulate Mendeleev when he made the periodic table of elements.

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

Science fair project that examines how light wavelengths affect photosynthesis in the aquatic plant: Elodea.

Demonstrate how tracks are formed by pressing your hand into a cornmeal mixture, then reverse the process and make prints of the track.

This science fair project idea determines how your body responds to allergies.

Help your child add some flair to the family garden with pencil pinwheels!

The objective of this experiment is to conduct a ganzfeld experiment and determine if extrasensory perception (ESP) can be observed.

Will your liquid weigh less once you remove the fat from it? Find out in this science fair project idea.

This project will examine the relationship between materials and air resistance.

Who needs paint, glitter, or crayons when you have natural art supplies right outside your front door?

Make "fossils" with your child to hide in the sandbox or at the park or the beach, to help your child explore his archaeological side.

Science fair project that designs a video game that requires players to use relevant skills.

Take advantage of the fact that ink and water don't mix and introduce your kid to suminagashi, a Japanese form of art.

This winter garden project is just about bomb-proof, and believe it or not, it might even make a great gift. So get craft happy with your first grader!

Science fair project that compares tap water and bottled water for the presence of common impurities.