Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.