Ever wonder what causes lightning to strike? Explore the physics of lightning with this striking physical science worksheet!

Learn about pearls, which seem like normal jewelry from a factory but are actually made from the mucus of mollusks!

What's in the ground beneath our feet? Explore the science of soil with your child using this handy printable!

Create and observe your very own rainbow using light and water with this science experiment worksheet!

Glass is everywhere, but have you ever wondered where it all came from? It doesn't grow anywhere -- we have to make it!

Learn the many features of planet earth in this easy earth science vocabulary chart.

Practice identifying seasons with these printable weather postcards. Kids will see how different weather patterns affect how they dress with seasonal postcards.

Children are introduced to the basic concepts of cloud formation in this diagramming and fill-in-the-blank activity.

Help kids understand the size and scope of billions of years with this helpful reference worksheet.

Did you know that one of the main ingredients of a perfect pearl is dust? Learn all about the bizarre process behind every pearl with this science worksheet.

Have you ever looked into the night sky and wondered where all those millions and million of stars come from? Find out here with a mini astronomy lesson!

Discover the impact of water on Earth’s landscape with this fourth-grade erosion worksheet!

Put your prediction proficiency to the test in this third-grade physical science worksheet!

Learn the ins and outs of one of the body's most important organs: the heart!

Challenge your child with a basic life science question, and she'll circle the objects that she thinks helps flowers grow.

Introduce your budding scientist to chemical reactions with this simple and fun science experiment!

As kids cut and pastes the pictures in the right places on this life science sheet, they learn a little about the process lettuce goes through as it grows.

Your child has probably tried a potato, but does he know the process it goes through to make it to the table? Find out with this life science worksheet.

See the wind in action! Little scientists can make and decorate their very own windsocks to hang in the breeze, using this template.

Your nature lover can learn the basics of drawing a tree with this simple step-by-step guide.

Strengthen your understanding of forces with this kindergarten worksheet!

Have you ever wondered why giraffes have long necks or why lions have sharp teeth? Find the answers in this third- and fourth-grade worksheet about adaptations!

Discover the many different kinds of conifer and deciduous trees as you complete this word search!

Find out everything you need to know about lightning rods! These metal poles have quite a special relationship with lightning.

Plants may not have feet, but they do move! Help your child learn different ways seeds travel.

Ever wonder why zebras have so many stripes? Find out with this fun worksheet all about the zebra!

Every living thing needs a home to survive! Many animals have unique and interesting ways of building their homes.

This fun cut and paste sheet teaches kids about the process an apple tree goes through as it grows.

Bird-watchers will love this worksheet, featuring just a sample of the many song birds flying around Yellowstone National Park.

There are many different types of animal homes. Use this word search to help teach kids about a few of them!