4th Grade Science Activities : Page 4

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.

This science fair project idea investigates how color affects temperature.

Help your child plant a "tea garden": a garden made of herbs for making teas.

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

In this experiment you will replicate the mummification process by making a hot dog mummy.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

This science fair project idea determines what household items are good conductors of electricity.

Discover whether cold or hot water from the faucet will boil faster on the stove.

This science fair project teaches students the differences between fruits and vegetables.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

This science fair project idea produces varying pitches of sound.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

Science fair project that examines condensation and the conditions needed in order for dew to form.