Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

Many substances are compounds of different elements. This experiment combines iodine and zinc to make zinc iodide.

Does 100% Fruit Juice have more Vitamin C than juice with artificial ingredients? Find out in this science fair project idea!

This science fair project idea explores alcoholic fermentation at work by making your own soda.

Determine how effective animal camouflage is by simulating it in an indoor and outdoor setting.

This project is about after-images and what possibly affects them.

Which sunscreen is most effective at blocking the sun's harmful UV rays? Test the SPF of various sunblock brands in this cool science project!

This science fair project idea explores discover whether mixing solutions of equal distances from neutral pH (7) will create a solution close to pH 7.

What kind of fabric holds dye best? How can you improve a dyed fabric's colorfastness? In this colorful project, test colorfastness using mordants and bleach.

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

Can you stain teeth with tea, coffee, or coke? Explore how in this science fair project idea.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

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.

Science fair project that determines the correlation between the ability of selected materials to conduct heat and a material's density.

Learn whether dark green and leafy veggies tend to have a higher Vitamin C content than lighter green varieties.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

Research camouflage products and techniques, test quality by timing volunteers. Calculate the average length of time to recognize the subject.

This science fair project idea examines the actual cost of three household light bulbs by testing energy consumption.

This science fair project ideaexplores whether cooking food destroys potential vitamin levels.

This experiment will determine how different kinds of light affects the strength of bakerâs yeast.

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

How does light affect plant growth? Do different colors of light work better than others? Find out in this classic science fair project idea.

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

Check out this science project idea that will have your kid investigate how dots (also known as pixels) are used to create digital photographs.

Check out this cool science fair project on identifying rocks and minerals for kids.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.