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What happens when colored beams of light mix? You might be surprised.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

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

This science fair project idea studies which brand of wintergreen candy produces the most sparks in the dark.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

This science fair project idea explores whether white light can be separated into different colors.

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

This science fair project idea explores the different properties & interactions of sugar molecules.

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

Science fair project that examines condensation and the conditions needed in order for dew to form.

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

This clay "painting" activity encourages and supports creative development and critical thinking skills.

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

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

This surprisingly good glue recipe comes from common kitchen items.

This science fair project idea examines the reason boats are shaped and engineered.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

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

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.