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Make a periscope with milk cartons and mirrors! This preschool activity is great for playing secret agent and learning simple physics.

Introduce your child to preliminary science concepts by challenging them to do this fun and simple cloud observation activity.

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

This project compares the strength of one, two, and three-ply toilet paper.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

This science fair project idea examines whether music has an effect on a person's ability to complete a simple task that requires concentration.

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.

Here's a simple science activity that will help your child better understand how wells bring us water.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

Test out various brands of permanent markers to see which one is least water soluble.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

In almost every preschool classroom is a sensory table. Learn how to make one at home!

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

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

Science fair project that determines whether moths are attracted to one color of light more than others.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

In this science fair experiment, kids will use the acid test to discover how to tell one mineral from another.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

This simple project makes young children aware of their sense of smell and its capacity for providing them with information about their world.

In this science project idea learn about working of different types of smoke detectors and find out which one is the most effective for you.

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.