Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

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

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

Help your child create a tasty treat that will demonstrate exactly how frogs survive a freezing season.

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

This science fair project idea explores whether cats can be trained in the same way that dogs can.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

This science experiment has students test whether a snail moves faster on concrete or dirt.

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Science fair project that uses muriatic acid to develop fingerprints that would otherwise be invisible.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot move in a pattern related to the sound and rhythm of music.

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

Discover which fabrics shrink the most in the wash and why.

This Valentine's Day, pair up science and crafting with this simple crystal formation project that's sure to bring a little love into your home.

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

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

In this activity, your kid will watch coal turn into crystals right before her very eyes, and learn some science along the way!

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

Engineers in training can get started with this simple wheel-and-axle construction activity.

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.