Amy Hansen Books
How do we stay on Earth
By Amy Hansen
"In graphic novel format, text and illustrations explains the force of gravity and how it keeps us on Earth"--
Read MoreWhere does the sun go at night
By Amy Hansen
"In graphic novel format, text and illustrations explain how Earth's movement causes day, night, and changes in the seasons"--
Read MoreWhere does the sun go at night?
By Amy Hansen
"In graphic novel format, text and illustrations explain how Earth's movement causes day, night, and changes in the seasons"--
Read MoreNuclear energy
By Amy Hansen
This fact-packed book offers a simple, age-appropriate explanation of nuclear energy, discusses fission and fusion, and explores the pros and cons of this important energy source. A timeline is inc...
Read MoreGeothermal energy
By Amy Hansen
Learn about the sources, harnessing, and workings of geothermal energy, and what the future holds for this reliable renewable energy source.
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