Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

Help your child make a beautiful homemade sandcastle that will last!

This weather spinner will improve observation skills by encouraging children to examine and track weather details and patterns.

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

Want to spark your third grader's interest in gardening? Help him make popsicle stick fairies to decorate an enchanting garden oasis.

Make a spring collage with your child to get them outside and those creative juices flowing!

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

You don't need to wait for rain to see a rainbow. Make one yourself, and teach your child about light and weather in the process.

Hatch a praying mantis egg case in a homemade habitat with your child's help! This is an amazing experiment in science and nature for kids of any age.

Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!

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

Before Twitter, birds were the ones tweeting, not humans. Have your child discover the magical sounds of nature while recording birds around his neighborhood!

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

Does your child always demand to know why the sky is blue, how the sun moves across the sky, or where wind comes from?

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

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

This clay "painting" activity encourages and supports creative development and critical thinking skills.

Is your child a young ornithologist in the making?

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.