About the book: 2010 / Who was the first to complete the “Walk across the Three Seas”? How did the numbers come about? Who invented the wheel? Who invented the pencil? Who invented the airplane? Where did the dolls come from? Who invented the very first computer? Is it possible to build a house out of glass? You will find answers to these and other questions in our book. Every child will be happy to study it from cover to cover to find out what their parents and friends don’t already know! The most interesting things about discoveries and inventions - for the most inquisitive!