Science fair project that studies how the brain transforms man-made symbols into meaningful concepts.

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

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

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

This year on Mother's Day, try this gift project that brings together an appreciation for gardening with a hands-on lesson in art history.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

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

Check out this fun science fair project idea to measure bacterial colonies from door handles and explore the effectiveness of different cleaning agents.

How do the phases of the Moon and gravity cause spring tides and neap tides? Does the Sun play a role in the tides? Figure it out in this fun science project!

Learn how acid-base catalysis affects enzymes and enzymatic reactions 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.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

What is a series circuit and how does it work? Learn about voltage, electrical current, and resistors in this cool science experiment!

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

Construct batteries that make electricity from fruits with this fun science fair project.

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

Kids will make a homemade electroscope and explain how it detects static charges through induction in this fun science fair project idea.

Students will investigate the illumination durations and intensities of different luminous substances of different colors of the spectrum.

Check out this cool middle school science fair project idea to find the difference between organically grown and commercial brands of foods.

Get a cool middle school chemistry project idea on how to determine whether a physical or a chemical change has taken place.