Screws are simple machines used for many different jobs. The concept of a screw is used in snow blowers, drills, and presses. Kids will learn how screws work and how they are used in complex machines. Blastoff! Series
While it may not be as simple as pouring water into a gas tank, water, or at least the hydrogen that makes up water, will one day become a significant source of energy. In this important new book, children will discover not only what hydrogen is, but also how this simple element can create clean energy. Hydrogens past deals with hot air balloons and airships, its present, space shuttles and fuel cells. What fascinating technologies await its future? Other topics include What is energy? the reasons why clean energy is so important the technologies that convert hydrogen to useable energy the obstacles that must be overcome before hydrogen can be a reliable energy source a case study highlighting Icelands plan to switch to a society run on hydrogen What is a hydrogen economy? a timeline that provides dates for historical breakthroughs in energy production
Hurricanes plague the tropics from June through November. Some years bring just a handful of storms. Other years, meteorologists run out of names because there are so many. Readers learn how and where these storms form and the dangers they pose to the land and people who live in Gulf and Atlantic coast regions.
Floods and blizzards may be very different, but they do have some things in common. In this book, readers will discover they have one vital ingredient in common: water. Readers will learn the powerful forces of water as it pertains to floods and blizzards. They also discover that although these two forces of nature can cause difficulties for people, they are nature's way of cleaning up and re-nourishing the land.
What are circuits? Why are they so important? How do they affect our lives every day? Students will find out the answers to these questions and more as they read through the engaging pages of this e-book. Fun facts and high-interest text paired with colorful images and graphics fill the pages of this e-book to keep students interested from cover to cover! A “Think Like a Scientist” activity that supports STEM instruction is included at the end of the e-book for students to use what they’ve learned in the text and apply that knowledge to the activity. A helpful glossary, table of contents, and index are also included for additional support.
Light heats our skin, helps us see in the dark, and even helps cure cancer. Light is also used for many things that we may not know about. Learn how light is formed, how it helps us every day, and much more by diving into the pages of this engaging e-book. High-interest text and vibrant images and photographs fill the pages of this e-book to make learning about light and its effects fun and interesting. A “Think Like a Scientist” lab activity that supports STEM instruction is included at the end of the e-book for students to use what they learned in the text and apply that knowledge to the activity. A helpful glossary, table of contents, and index are also included for additional support.
An introduction to electricity. Find out how we use electricity and how to build a circuit.