This activity will introduce your child to the four different components of blood and give him a fun way to visualize its properties.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

This science fair project idea explores substances that cause a bubble to last longer.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

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

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!