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A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

In this design challenge, your child will use building bricks to create a funny face. The activity instructions include question prompts thta can help guide your child through the creative process, and promote their problem-solving skills.

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.

Learn how to use the Punnett Square to predict the gene combinations of dominant and recessive traits in this fun and easy genetics science project!

In this free science fair project idea, kids will conduct an easy electrolysis of water experiment to test solutions of salt, baking soda, tap water, and more.

Use a dichotomous key to identify plants or animals.

Check out this fun science fair project idea to learn how alkaline batteries convert chemical energy to electrical energy?

In this challenge, students are tasked with creating a model roller coaster that a marble can travel through.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

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.

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

This science fair project idea studies past and current fads and trends.

In this project students experiment with making music using only glasses of water.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

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!

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!

Test products which claim to reduce wrinkles, and determine which is the most effective. Test effectiveness over three weeks, using a sample of volunteers.

Kids use applied math to build and test a parabolic mirror solar hot dog cooker in this cool engineering science fair project idea for middle school.