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Is garlic antibacterial? Antimicrobial? Kids find out by using common kitchen equipment and ingredients in this cool and easy microbiology science fair project.

Read on this high school science fair project idea to get basic information on the process of heat transfer and the conditions under which the transfer occurs.

How do people move pianos and heavy furniture into tall buildings? Show your kids some pulley potential with this simple household exercise!

Discover if soda geysers will erupt when using regular vs. diet cola and which candies will create eruptions.

Determine which video game elevates the heart rate best and burns the most calories.

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!

Is your child a young ornithologist in the making?

Examine the impact of insecticides on plant growth.

Explore which teeth-whitening products work best - Whitestrips or Whitetrays.

Find out whether packaged seeds actually do expire in this new science fair project idea.

Observe if dissolved aspirin will help plants grow healthier and faster in this science fair project idea.

Learn about the greenhouse effect- and get great science fair experiment ideas. Read more.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

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

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

Wonder why bugs always fly around your lights at night? This experiment determines whether insects are attracted to the heat or the light.

Make this easy composting dessert and then enjoy the yummy results!

The purpose of this science fair project is to learn which substance best preserves apples. Learn about enzyme interactions in fruit and scientific processes.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

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.

This science fair project idea determines if the color of light affects the growth of plants.

Determine if âdouble dippingâ chips really spreads more germs than dipping only once per chip.

Kids learn about Brownian motion, diffusion, and how temperature is a key factor affecting the rate of diffusion in this cool science project.