2nd - 8th Grade Engineering and Science Inquiry Activities : Page 2

In this design challenge, students will be tasked with creating a bouncy ball polymer!

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

Learn all about balance and motion as your child designs a corn maze!

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

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.

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

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

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

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.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Discover how and which salt melts ice the quickest.

Start your toy engines -- this is going to be a fast and friction-filled race!

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 is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

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