In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

This science fair project teaches students about wilting and browning of salad greens.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

This project investigates the affect of storage temperature on microwave popcorn.

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.

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 project is to determine the length of time for different seeds to germinate.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

This science fair project examines how seeds hitchhike on animals and clothing.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

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.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

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

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

This science fair project idea examines which type of insulation holds in the most heat.

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

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

Start your toy engines -- this is going to be a fast and friction-filled race!

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