Check out this cool science fair project idea to explore the relationship between pulse rate and blood pressure in healthy people.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

Do suds equal more clean or does a sud-free cleaning agent works just as well or even better?

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

Find out whether freezing or refrigerating destroys more bacteria. This is essential to consuming safe and germ-free food.

The objective of this science fair project idea is to find out whether refrigerating cosmetics will extend their shelf-life and longevity.

Do different types of oil mix or stack? Find out in this science fair project idea!

This kids' activity is fun to perform and impressive to watch. Plus, it's a great example of Newton's First Law of Motion at work.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

This science project examines the thermal properties of several major greenhouse gases.

Can you stain teeth with tea, coffee, or coke? Explore how in this science fair project idea.

In this experiment, you will find out how human error can cause faults in any science task. This includes experiments conducted by famous scientists also.

The objective of this science fair project it to determine whether adding ethanol alcohol to gasoline slows the run time of a motor.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

This science experiment explores why leaves change color in the fall and the role of photosynthesis in leaf coloration.

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

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

Science fair project that identifies the nature of ionic and covalent bonds and determines how ionic and covalent compounds differ.

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

Bring together science and style with this sweet homemade lip balm project.

Compare the ignition rates of various types of flame-retardant materials.

Teach your child the colors of the rainbow while creating an impressive treat that will brighten up the whole kitchen.

Discover which method for odor removal words the best for stifling refrigerator odors.

Explore which teeth-whitening products work best - Whitestrips or Whitetrays.

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

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