Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

Create a self-portrait from natural materials in this collage craft activity!

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

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

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

Teach your fifth grader about the wonders of wind by making and observing this winter wind chime.

Challenge your learner to design and build a city of their own in this creative engineering activity.

In this experiment you will replicate the mummification process by making a hot dog mummy.

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!