This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

This classic children's game demonstrates how sound travels through air vs. through a solid.

In this experiment you will replicate the mummification process by making a hot dog mummy.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This science fair project idea demonstrates that plants give off water.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

This science fair project teaches students about wilting and browning of salad greens.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

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

Using a toy race car kids create a visual model of the Doppler Effect.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

This science fair project idea investigates if webbed feet help a duck (and others) swim.

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