This science experiment tests whether warm or cold water works best in making cut flowers last longer.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

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

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

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.

This science fair project teaches students the differences between fruits and vegetables.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.

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

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

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

Is it a square or a circle? See if you can trick your friends with this zany science project!

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

This project makes young children uniquely aware of their sense of touch and its ability to alone give them information about the world around them.

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

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

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.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

This science fair project idea explores how length affects the weight a bridge can hold.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

This science fair project examines how seeds hitchhike on animals and clothing.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

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

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!