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Discover which battery composition (type) lasts the longest.

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Science fair project that tests how heat affects the chemical reaction between a seltzer tablet and a glass of water.

Science fair project that explores the phenomenon of Non-Newtonian fluids by exerting force on different materials.

Help your middle schooler improve his observation skills by playing this simple observation and spatial memorization game.

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

This classic children's game demonstrates how sound travels through air vs. through a solid.

Your child will create an adorable Christmas tree from their footprint and practice counting while decorating their tree with objects of a variety of textures.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

Science fair project idea helps conceptualize probability. Compare probabilities and outcomes of cards drawn from a standard playing deck.

This experiment will examine and precisely measure the amount of sugar in various sodas.

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

Kids learn how to make a simple electric motor in this great engineering science fair project that teaches them how current generates its own magnetic field.

Build a magnetic linear accelerator using a ruler, neodymium magnets, and small metal balls in this fun science fair project exploring magnetic propulsion.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

In this design challenge, your child will create a parachute for a small toy using typical household items.

This science project examines the history of earthquakes and what we can do to prevent future disasters.

Science fair project that demonstrate how abrasions are formed on rocks in nature and the variations between types of rocks.

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

In this fun activity, frozen cubes of paint provide your preschooler with a cool new way to paint a masterpiece.

Learn how to make a periscope with this cool engineering science fair project idea, and learn about optics to learn how a periscope works.

In this science fair project, students examine how the flow rate in a stream affects the growth of aquatic plants.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

In this activity, your student will be invited to build a chair out of building blocks that is designed to meet the specific size and shape of a small doll or toy figure.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

This science fair project idea explores how length affects the weight a bridge can hold.

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