Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

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.

Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

Preschoolers are fascinated by how colors can be mixed to form new ones. This activity combines color mixing with the concept of melting for extra science fun.

Your child can turn cookie dough into a big pile of colorful painted fall leaves ready for eating!

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

This potato cannon activity teaches your middle schooler about the principle of Boyle's Law. Make a potato cannon and have a blast learning about science.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

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

Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

The purpose of this science project is to investigate which will grow larger plants: compost, soil and Miracle - Gro, a mixture of both.

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

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

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

This project examines the concentration of dissolved oxygen in water, with and without oil.

If your Father's Day festivities include meeting up with extended family, why not put all the dads to the test with a chili cook-off?