Elementary School Engineering and Science Inquiry Resources : Page 4

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

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

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.

Find out which type of sponge holds the most water.

In this design challenge, your child will create a parachute for a small toy using typical household items.

In this fun experiment, we'll find out how color affects heat absorption!

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

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 exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

In this science fair project, students make their own rain gauge to measure rainfall.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

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.

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.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

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

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

Plants and light seem to be good buddies, but how far does the friendship really go?

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

This science fair project idea investigates which objects float and sink in honey, water, and oil.