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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.

Here's how you and your teen can stage your own formal debateâbeyond arguing why chores are unethical! Formal debates improve teens' critical thinking skills.

Science fair project that compares the relative carbon dioxide concentrations of various gases, including different types of vehicle emissions.

A twist on the gingerbread house, this train is made with graham crackers, icing, and candy decorations. A great 2nd-3rd grade holiday arts and crafts activity.

What is vegetative reproduction? Find out how you can clone plants and regrow cabbage from a stem in this cool experiment!

Slime mold is no longer classified as fungi! So what is it? In this cool science fair project, learn how to grow slime mold and explore its behavior.

Here's an activity that uses second-semester high school algebra to determine which pizza gives you the most bang for your appetite. Here's how to get started:

How is NASA able to launch something into orbit around the Earth? Learn about the relationship between gravity, speed, and orbit in space in this cool project!

Build a magnetic linear accelerator using a ruler, neodymium magnets, and small metal balls in this fun science fair project exploring magnetic propulsion.

This science fair project idea determines whether dogs can be trained faster using a food reward or praise.

This fascinating science fair project explores eye color genotypes.

Use Martin Luther King, Jr's historical "I Have a Dream Speech" to inspire your child to write down her own dreams.

In this activity your child will create their very own marble maze!

In this activity, learners will discover how to make a basic water filtration system using common materials found around the house or outside.

Planning a beach vacation? Here's a cool nature craft you can make in the sand with your child.

Here's a fun activity that will give your child a way to develop his sentences, making them more detailed and interesting.

Could there be toxic chemicals lurking in the cupboards and closets of your home?

Play hopscotch with numbers, but also with letters, to get kids ready for reading.

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

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

Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.

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

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

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

Look for correlation between pH values of commercial soaps and detergents and manufacturer claims about eye irritation hazards.

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

Science fair project that examines learn how the angle of incidence affects the efficiency of solar panels. How does a solar cell work?

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.