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Making your own glass cleaner is easy, effective and inexpensive!

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

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Put those fall leaves to use with this fun art activity. Kids paint and print leaves, to make a beautiful tablecloth, perfect for your next fall celebration.

This project examines what types of objects burn and which burn faster and cleaner.

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

This science fair project idea provides evidence that air is everywhere and takes up space.

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

Discover which fabrics shrink the most in the wash and why.

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

This science fair project idea explores whether cats can be trained in the same way that dogs can.