3rd - 7th Grade Science Activities : Page 2

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.

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!

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.

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.

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.

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!

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

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.

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

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

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

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

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

In this challenge, students are tasked with creating an insulated cup that will keep beverages colder for longer than a regular cup.

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

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

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.