Showing Results for how when

Do you know how clouds form? Get the basic idea of how moisture in the air can become a cloud.

Do you know how tornadoes form?This science worksheet diagrams what is known about what causes tornadoes to form.

Do you know how Tsunamis are formed? This worksheet shows the physics behind tsunami formation.

Learn about how the Earth was formed in this science worksheet that covers the early years of the Earth.

Our solar system has hundreds of moons! Read a bit about how a moon is formed with this lunar lesson.

How do you know when it's wintertime? Have your child complete this winter writing prompt to exercise writing skills and reinforce seasonal knowledge.

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

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!

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.

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!

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

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

Discover some of the ways that Earth’s natural resources are used in this first-grade worksheet!

The change of seasons affects the kinds of activities we do. Use these printable weather postcards to show how activities change with the seasons.

See how seasons affect the trees with these printable weather postcards. Learn about the weather, and get some writing practice, with these seasonal postcards.

Meet the stratocumulus cloud, the kind of cloud that tend to gather in groups when a storm is on the way.

This set of weather-themed postcards shows your child how to dress seasonally. These postcards help your child identify seasons and improve writing skills.

Meet the stratus cloud, a low-hanging kind of cloud that usually comes out when it rains, in this earth science worksheet.

Trace the dotted lines to place these holiday icons in the correct seasons. When you're done, write the name of the season underneath the picture.

When spring is in full bloom, be sure to get outside to smell the flowers! Your little nature lover can have fun with this flower identification activity.

It's pretty rare when a planet comes between Earth and the sun, but it happened on June 5, 2012. Learn about this mind-boggling event with this cool worksheet!

How did salt ever get into the ocean? Find out how, and then try conducting your own salt water experiment.

How do the Sun and the Moon interact with the Earth, and how do all three depend on one another? Find out in this science worksheet.

It's easy being green when you have our Earth Day game for a guide. Just print out this Earth Day game and get ready to score one for the planet.

Discover how water flows in this informative environmental science worksheet!

Learners will discover what heat waves are, and how they are connected to global warming, in this two-page earth sciences worksheet.

Did you know snowflakes are so unique, there are no two alike? Teach your child about how snow forms with this worksheet.

Explore how Earth’s surface can change in this investigative second-grade worksheet!