Many ancient cultures used the rising or setting sun to create calendars. Observe the setting sun once a week to come up with your own solar calendar!

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

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.

This simple experiment serves as an introduction to the greenhouse effect.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

Pair a planetarium visit with this fun art project that mimics the look of far-off galaxies.

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

This easy at-home experiment is a great way to "see" science.

There are hundreds of properties in rocks which you can describe, so get your geology goggles on and get ready to rock your child's science skills.

Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.