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.

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

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.

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

In this activity, your kid will watch coal turn into crystals right before her very eyes, and learn some science along the way!

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.

In this activity, your child will make her own "quicksand" to better understand how a substance can be both fluid and solid at the same time.

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.

Boys might wrinkle their noses at the thought of gardening, but we guarantee they'll like this activity! Make a recycled terrarium full of bug-eating plants.

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.

Are you looking for an out-of-this world activity that's both fun and educational? This solar system garland is a great way to introduce your child to astronomy.

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.