Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

This science fair project idea investigates how color affects temperature.

This science fair project idea determines which method of hand cleansing is the most effective.

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

This science fair project idea determines what household items are good conductors of electricity.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

Create a silhouetted Halloween candle holder with this upcycled activity!

Recreate the fantastic phenomena of solar eclipses with your child using just a flashlight, a quarter, and her very own face!

Celebrate the holidays by making farolitos, paper lanterns with elaborate designs and historical roots.

Use up your leftover hardboiled Easter eggs with our healthy, gourmet variations on an old classic: deviled eggs

This science project idea examines the effect of microwaving on various objects.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

This simple illuminaria can be made for any season or holiday. It's so fun that parents and kids alike will enjoy making a new one for each special holiday!

In honor of Black History Month, this activity encourages your child to focus on African American inventors, and do a little inventing of his own.

Celebrate Hanukkah the old-fashioned way with an oil lantern. This craft is a perfect opportunity to teach your child the history of this special holiday.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

Embroidery ain't your grandma's art anymore...it can be adapted to a number of cool designs Jazz up a traditional fabric embellishment with sparkly beads!

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

Do you think heat can affect a plant's growth rate?

This science fair project idea determines what household items are good conductors of electricity.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

If there's a special person in your fourth grader's life, show him how to create this beautiful photo frame luminary as an extra special Valentine's Day gift!

This Santa puppet brings a little extra cheer to your Christmas celebration. Make a Santa puppet with your child this holiday season.

Pop up a pup tent, just like Civil War soldiers did on the battlefield.

Celebrate Earth Day by making a poster that encourages people not to litter.