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MORE Invention Mysteries continues where the popular first Invention Mysteries book left off, revealing true stories like ... 

• The real secret to Einstein’s success

• Which four signers of the Declaration of Independence were inventors

• The top 26 inventors of all time, from A – Z

• Ten of the craziest inventions of all time, and which ones received patents

• Inventors who named their inventions after themselves, including one who regretted it!