Preschool - 8th Grade Engineering and Science Inquiry Activities : Page 3

Science fair project which identifies the most effective insulator that you could use to make a winter coat by comparing how well cloth and cotton trap heat.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

This science fair project idea investigates how magnetism can defy the force of gravity.

In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Science fair project the demonstrates Newton's Third Law using a milk carton filled with water.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

This experiment will evaluate if chewing gum affects students' test performance.

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!

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

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

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

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

Make your own greenhouse - out of a balloon! Your child will learn how greenhouses work as they plant radish seeds and watch them grow.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

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

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.