Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

Use sticks and stones to create create an outdoor version of tic-tac-toe!

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!

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

Help your kindergarten science maven explore the water cycle without getting everything wet.

Follow in the footsteps of movie character legends as you walk your little one through the steps of becoming a junior archaeologist.

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

Use the textures found in nature to create your own stationery! This fun, outdoor activity will no doubt inspire your child's creative side.

Is your child a young ornithologist in the making?

Encourage local wildlife to settle down in your backyard with this adorable bird nest craft.

Use dirt and different colors of craft sand to make unique layers in a clear plastic cup to represent the layers of the Earth.

Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.

Unlike other seed sprouting projects, this one allows kids to compare five different sprouts (either 5 herbs or 5 flowers) by watching them grow in a glove.

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

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

Is your child a nature nut with an eye for creative, green-friendly projects? Introduce them to this amazing DIY bird feeder!

Learn how to make a weathervane with this fun and simple meteorology project for fourth graders.

Your child grows a green thumb and flowers with this seed planting activity that also celebrates the 100th day of school!

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

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!

In this science fair project, students make their own rain gauge to measure rainfall.

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

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.

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

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

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.