What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

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!

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

Invite your second grader to help you measure and mix these fresh, cool concoctions!

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

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.