4th - 8th Grade Science Activities : Page 9

How well can people recall what they have observed. Test your knowledge in this fun experiment.

Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

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

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

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

This basketball project explores the best way to make the perfect shot every time.

This science fair project idea investigates whether plants can survive being frozen.

Examine the effect of pressure on carbonation in soda.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

This science research project challenges students to think of more effective lobster farming methods.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

In this fun activity, your child will create their very own solar oven to bake s'mores!

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

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

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

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

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