Search 4th Grade Science Projects : Page 7

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

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

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

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

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

This science fair project idea determines which method of hand cleansing is the most effective.

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

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

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

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

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

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

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.

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.

This science fair project idea explores the different properties & interactions of sugar molecules.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.