How many thousands of years is a fish hook? Who invented the first humanoid robot and when? Is it true that the trampoline was invented by the Eskimos? When is alcohol invented? Aren't Australian Aboriginal boomerang authors? Did ties really wear in ancient Egypt? Scissors over 3.5 thousand years old - is this not a joke?! You will find answers to these and many other questions on the pages of this book, which will tell about inventions and inventions that came to us from a very, not very distant past, but are still relevant today.