4th - 6th Grade Engineering and Science Inquiry Resources : Page 2

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

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

This project will explore whether test subjects, deprived of points of reference, will, in attempting to walk a straight course, walk in circles.

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!

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

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

This project examines Newton's First and Second Laws of Motion with a bicycle and water balloons.

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

This experiment investigates the relationship between the temperature of a candle and its burn rate.

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.

This experiment explores the question of whether age and/or gender play a role in people's ability to remember dreams.

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

Discover how and which salt melts ice the quickest.

Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

Find out which type of sponge holds the most water.

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

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

This experiment evaluates if a noisy environment makes it harder for test subjects to perform tasks that require hand-eye coordination.

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

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

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

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

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

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.

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.