4th - 8th Grade Science Activities : Page 13

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

This science fair project investigates why the number of visible stars changes from place to place.

In this cool experiment, learn how to find specific gravity of minerals using liquids of different densities to see which substances and items sink and float.

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

Try this chemistry experiment with your curious kid and get some "shocking" results!

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

Construct and experiment with a periscope using reflected light rays to gather an image.

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

How to test for acids and bases? In this activity you and your child can make your own indicator from red cabbage!

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

What are the benefits of good posture? Kids will learn about the cognitive effects of good posture through conducting and observing a controlled experiment.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.