Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Learn about Ikebana, or the Japanese art of flower arranging, with your child while artfully arranging spring flowers!

Help your kindergarten scientist explore an important part of earth science: how soil retains water.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

In this design challenge, your child will use building bricks to create a funny face. The activity instructions include question prompts thta can help guide your child through the creative process, and promote their problem-solving skills.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

Boys might wrinkle their noses at the thought of gardening, but we guarantee they'll like this activity! Make a recycled terrarium full of bug-eating plants.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

Using scherenschnitte, your science-savvy second grader will be able to create and display each part of a vegetable!

Make a planter full of delicious seasonings and classic grilling vegetables, great for a Fatherâs Day gift or a fun start-of-summer outdoor activity.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

This activity is a fun challenge for students who have just started learning to program educational robots.

The project determines the forces that cause paper airplanes to fly and determine which type of paper airplane flies the farthest.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

This science fair project idea investigates whether air has mass and weight.

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Help your little one figure out the differences between the worlds of air, land and water, a huge step in understanding how our environment works.

This science fair project idea researches the definition of ‘biodegradable’ and explores this in a real-life setting.

This science fair project idea identifies clouds as a means of predicting the weather.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!