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Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

In this science fair project, students investigate the applicability of Benford's Law to many sets of everyday data.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

Here is a kindergarten activity that blends art and science by using magnets, paint, and objects found around the house to create a picture.

In this science fair project, students test how objects float and sink in liquids of different densities.

Free science fair project idea that examines the impact of gravity on a dropped carton of eggs. Design a device to protect the eggs from cracking.

Looking for a project on fossils? Check out this fun science fair project idea to understand the process of coal formation and fossils part in that formation.

This science fair project investigates what type of cookie sheet bakes the best cookies.

Make frog feet sponge prints with your child for a fun and educational crafts activity.

This experiment investigates whether the primacy effect is observed more frequently in specific populations of people.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

Determine the growth rates of different types of human hair. Ask volunteers to not cut their hair until the end of experiment. Measure hair length.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

The objective of this science fair project is to observe the properties of friction and apply this knowledge to search for a near-frictionless surface.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Do you think heat can affect a plant's growth rate?

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

Science fair project in which you will graft branches from different fruit tree onto a root stalk.

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.

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

This fun, think-outside-the-box activity introduces kids to gravity and other basic scientific concepts as they construct an impressive marble run!

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Recycling may be a confusing concept for your little one, so take the time to teach them the magic of compost - right in your own backyard!

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!