Plants help keep a house cool! This article includes step-by-step instructions for completing this fun and interesting science experiment.

Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.

This science fair project idea explores whether dry ice will cool a beverage faster than wet ice.

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

Use this great no-bake recipe to save energy and keep cool.

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

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

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

Help your preschooler create ice cube bead necklaces to cool off while practicing gross motor skills and sequencing, and discussing states of matter.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

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

Looking for a cool game to help your first grader learn her 11s? Look no further than this clever one-person card game.

Check out this cool science fair project idea to explore non-chemical means of preserving fruits by using thermotherapy.

What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

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

Explore how you can achieve magnetic levitation with the Meissner Effect! This cool science project explains formation and applications of a superconductor.

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

Kids make strong bubbles to investigate the effect different additives have on bubble life in this cool science fair project idea.

Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.

Practice multiplication facts by playing baseball in this fun, third grade math board game.

Practice conversions within the metric system in this fun math card game for third graders.

This fun math card game is a great opportunity to discuss probability with your third grader.

Put your junk mail to good use! Armed with a stack ads and a few simple art supplies, your preschooler can make a cool poster for his room.

Play this fun basketball game to help your third grader master their multiplication tables.

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.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

Try this fun math card game with your third grader to practice division, addition, and problem solving!