Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

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

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

This science fair project idea explores the different properties of matter.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

This science fair project introduces children to static electricity and the idea that electricity is more than lights and plugs.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

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

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

This science fair project idea provides evidence that air is everywhere and takes up space.

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.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

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.

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

This science fair project idea examines the reason boats are shaped and engineered.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

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

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

This science fair project idea explores whether white light can be separated into different colors.