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

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

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

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

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

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

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

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

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

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

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

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

This activity is a great way to stretch the boundaries of your child's imagination and build up important critical thinking skills.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

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

Has your child ever played weatherman? Try this science activity that lets kids try their hands at observing and predicting the weather.

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!

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

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!

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

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

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.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

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.

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!

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

Help your child celebrate the summer and the sun by making a sandy seascape.

This will encourage your child to utilize their observation skills, develop aesthetic awareness, build artistic drawing abilities and learn about the seasons.

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.