Kindergarten - 7th Grade Science Activities : Page 2

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

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

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

The buoyant force of water explains why some objects float in water. But why do some objects sink? Find out in this physics experiment and learn about density.

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 Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

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

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

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.

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

Discover how and which salt melts ice the quickest.

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

Use natural materials to try out a new kind of weaving. Your child will enjoy gathering their materials outside and then using them to create a piece of art!

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

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

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

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

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.

In this activity, your child will be challenged to make a tower using paper cups.

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.

Create a self-portrait from natural materials in this collage craft activity!

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

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

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

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

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

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

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