This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

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

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

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

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

This science fair project idea identifies trees using a dichotomous key.

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

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

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

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.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

This science fair project idea determines if the color of light affects the growth of plants.

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.

The goal of this project is to create an exciting topographical map out of dough.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.