This section provides a short description of all the major characters in the book. This can be printed out as a study guide for students, used as a "key" for leading a class discussion, or you can jump to the quiz/homework section to find worksheets that incorporate these descriptions into a variety of question formats.
Thomas Edison - This individual develops many inventions that have an impact on everyday culture. This person is the beneficiary of funding for the experiments as well as ample assistants.
Margaret Cheney - This individual writes about the life and times of a person who moved from Croatia to America and becomes a great scientist and inventor.
Nikola Tesla - This tall, slender inventor is born in Croatia in 1856 and dies in 1943. This individual is one of seven siblings.
Mark Twain - The work of this person helps a...
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