Celebrate autumn with a seasonal bash. Welcome the fall with a festive party for your little one and her friends, full of crafts, snacks and fun games.

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

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

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.

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

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

What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

Transform your uncomfortable wooden shoes into charming mini planters!

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Make a planter full of delicious seasonings and classic grilling vegetables, great for a Fatherâs Day gift or a fun start-of-summer outdoor activity.

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

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Your child will create her own falling snowflakes using white paper and glue them over a tree, so it appears as if they are falling from the sky.

Make a wish upon a tree with this craft that also helps your child learn more about Chinese culture.

Is your child a young ornithologist in the making?

Create your own cloud with an activity that will explain how important concepts such as evaporation, condensation, and precipitation work.

This Valentine's Day, pair up science and crafting with this simple crystal formation project that's sure to bring a little love into your home.

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.

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

Slip some science into storm watching with a homemade rain gauge!

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

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

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

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!

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

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