4th and 5th Grade Engineering and Science Inquiry Resources : Page 7

This science fair project idea studies which brand of wintergreen candy produces the most sparks in the dark.

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

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

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

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

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

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

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