This fun elementary school science fair project idea helps students in designing an amusement park using their knowledge of forces and simple machines.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

This experiment will determine how different kinds of light affects the strength of bakerâs yeast.

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

This project is about after-images and what possibly affects them.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

In this science fair project, students examine how temperature affects sugar transport within a plant.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

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

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.

Science fair project that determines how your mirror image differs from your actual image and how virtual images are constructed.

This science fair project idea's objective is to become familiar with items your family regularly throws in the trash.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

Check out this hot project idea to culture bacteria and determine if the claims about the anti-bacterial properties of curry and cinnamon are true.

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

The objective of this experiment is to find out if cooked beans grow faster, if at all, than uncooked beans.

Science fair project that creates a pamphlet to help others learn about Epilepsy, its causes, symptoms and treatments.

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.

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 experiments with spinning color wheels and optical illusions.

Science fair project that determines whether moths are attracted to one color of light more than others.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

Study structure of the lens found in the human eye and determine whether it is concave or convex. Prepare a ray diagram, formulate hypothesis.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.