num_pages: 448
description: An illustrated celebration of human ingenuity explains the underlying principles of 425 key technological innovations, revealing the secrets of lasers, holograms, and more
language: English
title: How in the World?: A Fascinating Journey Through the World of Human Ingenuity
titlecomplete: How in the World?: A Fascinating Journey Through the World of Human Ingenuity
genres: How To, History, Reference, Science, Nonfiction
ratings_count: 62
publisher: Readers Digest