The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!

Science fair project that creates fog using bottles of hot and cold water.

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

Determine which video game elevates the heart rate best and burns the most calories.

Check out this fun science fair project idea to learn how alkaline batteries convert chemical energy to electrical energy?

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

Looking for a fun project on energy? Check out this fun elementary school science fair project idea that demonstrates chemical energy in a bottle.

Looking for a fun earth science project on continental drifts? Check out this fun science fair project idea to explore how Pangaea may have broken up.

Check out this fun science fair project idea to explore fun facts about fruit juices and learn why do juices turn bad in the fridge.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

Make homemade lemonade in a baggie with your preschooler with this fun and easy recipe.

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

Use pepper and soap to discover some fun facts about the properties of water.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

In this fun experiment, we'll find out how color affects heat absorption!

Construct batteries that make electricity from fruits with this fun science fair project.

This activity is a fun challenge for students who have just started learning to program educational robots.

Introduce your child to preliminary science concepts by challenging them to do this fun and simple cloud observation activity.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Learn how to convert gravitational potential energy into mechanical energy in this fun science fair project idea.

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

In this fun activity, frozen cubes of paint provide your preschooler with a cool new way to paint a masterpiece.

The goal of this fun science experiment is to explore the limitations of sight and learn working of the human eyes.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

In this fun activity, your child will create their very own solar oven to bake s'mores!