4th - 6th Grade Engineering and Science Inquiry Resources : Page 8

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

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

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

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

Test whether plants can grow without sunlight and water.

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

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

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

This science fair project idea explores whether white light can be separated into different colors.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

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

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

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

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

This project determines what category of person is most likely to be ticklish.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

In this design challenge, your child will make a bottle rocket using typical household items.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

In this project students experiment with making music using only glasses of water.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

This science fair project idea investigates the difference in reaction times between boys and girls.