This project examines whether and what associations exist between numbers and letters and colors.

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

Using a toy race car kids create a visual model of the Doppler Effect.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

Which battery lasts the longest? In this science fair project, kids will test popular brand name batteries like Duracell and Energizer against generic brands.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

Learn how different types of soil affect how animal tracks form in this experiment!

Determine which material produces the strongest static charge.

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

Test whether plants can grow without sunlight and water.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Do your laundry and your science project simultaneously! This science fair project investigates whether the color of a garment affects the time needed to dry.

This science project examines the thermal properties of several major greenhouse gases.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

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

In this CD hovercraft science project, students will construct their own DIY hovercraft.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

This cool electricity project teaches kids how connecting batteries in series vs. parallel circuits can contribute to different levels of voltage and amperage.

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

This project explores the interaction between air pressure and playing surface in determining a basketballâs bounce.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Demonstrate Newton's laws of motion by examining the relationship between mass, force, and acceleration during free-fall.