A visually impressive collection of facts and information for the entire family. How much do clouds weigh? Who invented the pencil? How many ways are there to tie a knot? Discover the answers to these and many other questions in this refined and exciting collection of general knowledge.

From musical notation to Roman numerals, and from the skeleton to the solar system, essential concepts are illustrated through stylish graphics and fascinating commentary. Featuring illustrations of the elegant printer James Brown and updated explanations by the renowned author Richard Platt, this book offers a world of information at your fingertips—you will surely entertain and engage even the most curious minds.