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This science fair project idea raises awareness of a real ecological issue.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

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

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

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

Learn about our cognitive capacity of attention and to learn about factors that influence attention.

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

Create an organic plastic product using vinegar and cream. Track decomposition over course of several weeks. Compare decomposition with traditional plastics.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

Science fair project that uses iodine solution to demonstrate how starch is turned into sugar when it is chewed in the mouth.

This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Investigate the different ways in which objects and organisms can be classified, create your own. then have volunteers classify using their own systems.

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

Check out this fun science project idea to measure the amount of vitamin C in ripe, half-ripe, unripe and stored oranges.

People have favorite flavors, but what about ants? Which ant food is the most popular?

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

Use a microscope in this experiment to learn about different kinds of "good bacteria" that turn milk into yogurt!

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Sure, you already know that water is made up of hydrogen and oxygen, but did you know that oxygen levels differ in different types of water?

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.

This project examines the amount of saltwater required to affect the growth of plants and subsequent effects on growth and development.

This science fair project idea investigates whether plants can survive being frozen.