Patricia Armentrout
22) Going green
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Series
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English
Appears on list
Description
Updated for 2020, Eco-friendly energy is explained. The most current information is provided while establishing the understanding that it does not take much to make the world a better place.
24) Wheels
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English
Description
Updated for 2020. Clear definitions supported by everyday examples and easy hands-on activities introduce young scientists to wheels.
25) A visit to Mars
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English
Description
"Take an incredible look at the planet Mars and its place in our solar system. Find out how it compares to Earth and learn more about its future exploration"--Back cover.
26) The bank
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Series
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English
Description
Updated for 2020. Banks and their uses are described in this book, which includes details such as who works in banks, why banks are necessary, and what special equipment bankers use.
27) The hospital
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English
Description
Updated for 2020. Hospitals are the focus of this book. Included is information about who works in hospitals, how they help us, and why people might need to go to a hospital.
28) Wedges
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English
Description
Introduces wedges, including how they function and how they are used in everyday objects to make life easier.
31) Protecting money
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Series
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English
Description
Briefly describes how money and its value are protected by banks, guards, and budgets.
36) The lever
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English
Description
Text and pictures introduce the lever, a simple machine used to change force and motion.
37) The pulley
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English
Description
Text and pictures introduce the pulley, a simple machine used primarily to lift heavy objects.
38) The screw
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Series
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English
Description
Text and pictures introduce the screw, a simple machine used primarily as a fastening device.
39) The wedge
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English
Description
Text and pictures introduce the wedge, a simple machine placed between objects to split, tighten, or secure a hold.
40) The wheel
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Series
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English
Description
Text and pictures introduce the wheel, a simple machine used primarily to make it easy to move heavy loads.