Search 3rd Grade Science Projects: Page 4

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

The project investigates how friction affects motion by using different surface textures.

This project tests the hypothesis that dark colors absorb more heat than light colors.

The project determines the forces that cause paper airplanes to fly and determine which type of paper airplane flies the farthest.

The project determines which type of birds prefer which type of birdseed.

This science fair experiment idea's objective is to understand the general concept of an acid and a base.

This science fair project idea's objective is to understand the concept of air pollution and examine the quality of air in our environments.

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

In this project, sunlight is blocked from a leaf in order to see the affect that sunlight has on leaves.

In this project, the affect of acid rain is simulated by the acid, vinegar.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

In this science project, the center of gravity is explored.

In this project, different brands of microwave popcorn are tested and compared.

In this project, waves of vibrations are experimented with using water in glasses.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

How do organic materials become soil? This science experiment measures what materials biodegrade.

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

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

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

This science fair project teaches students about wilting and browning of salad greens.