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

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?

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.

Check out this fun science fair project idea for middle school students to learn about the effects of temperature on the density of a gas such as air.

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

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!

Want a fun way to teach your kid to tell time? Making a plate clock is a great way for him to learn how to tell time in a way he'll actually find exciting.

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.

In this activity, you child will learn about how heat changes food. On the next sunny day, head outdoors to make a treat in an outside oven! Here's how:

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.

This simple experiment serves as an introduction to the greenhouse effect.

The objective of this science project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.

This science project challenges students to take learned information about weather and climate control and apply it to come up with creative ideas of their own.

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

Analyze competed scientific studies to determine the effectiveness of ancient remedies. Create a chart that illustrates the effectiveness of these treatments.

Think you need a special dehydrator to make your own fruit leather? You can actually make a delicious version of this popular kid's snack in your own oven.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

Evaluate whether people can raise the temperature of their finger using the power of their thoughts.

Science fair project that cultivates slime mold and monitors the stages of its development.

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

This science fair project idea examines the actual cost of three household light bulbs by testing energy consumption.

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

This science fair project idea investigates food preference of birds.

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

This Pysanky egg-decorating activity is perfect for young artists. Bring a little color and creativity to any holiday with this traditional Ukrainian craft.

This science fair project idea discovers the effect of (high) heat on animal cells.

Have fun with bubbles and find out why there are bubbles in your tap water in this cool science fair project idea.

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.