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Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

This science fair project challenges students to research vortices occurring in nature and then create their own vortex.

This science fair project idea discovers whether plants grow best in chemical fertilizer, organic fertilizer, or with no fertilizer at all.

The aim of this science fair project is to study the mathematical construct called magic squares and create a unique magic square puzzle.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

Will your liquid weigh less once you remove the fat from it? Find out in this science fair project idea.

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

In this project, you'll create Oersted's experiment, which relates to how electric currents create magnetic fields.

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

This experiment evaluates whether the phenomenon of "choice blindness" occurs more often with men or women.

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

This science fair project idea investigates whether rocks containing geodes can be determined from the outside.

Choose a timeline to live without technology. Keep a journal of all the issues encountered. What are the benefits and cons of modern technology?

This project examines Newton's First and Second Laws of Motion with a bicycle and water balloons.

Make a backbone model to explore human anatomy and life science.

Have fun with bubbles and find out why there are bubbles in your tap water in this cool science fair project idea.

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

Look for correlation between pH values of commercial soaps and detergents and manufacturer claims about eye irritation hazards.

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?

What is a series circuit and how does it work? Learn about voltage, electrical current, and resistors in this cool science experiment!

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

Leave your computer on 24/7. Will this lead to to more frequent crashes, freezes, and a slower processing speed? Find out in this science fair project idea.

Science fair project that tests the effects of diluted soap on the size of bubbles blown from the solution. Will dilution cause smaller bubbles?

Wreath ornaments decorate your Christmas tree and act as a fun sensory craft for preschoolers. Make wreath ornaments with your child this holiday season.

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!