2nd - 7th Grade Science Activities : Page 2

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

This project explores whether there is an effect on people, including heart rate and self-expressed mood, when they are exposed to different types of music.

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.

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

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

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!

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

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

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

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

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

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

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

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.

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

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

Check out this cool science fair project on identifying rocks and minerals for kids.

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.

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.

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

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.

Discover how and which salt melts ice the quickest.

The concept of metamorphosis is fascinating to children of all ages. Help your child's creativity take flight as she makes her very own butterfly life cycle.

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

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

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

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!

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