📚 Headscratchers: The New Scientist Puzzle Book

'A fantastic and varied collection of problems authored by some of the best puzzle setters around' - Alex Bellos
'A marvellous miscellany of mysteries' - Simon Singh

This highly engaging collection of 70 puzzles comes from the popular weekly column in New Scientist magazine.

You'll find puzzles that are great for sharing with friends at a pub, problems drawn from real-life situations, games with intriguing strategies, and puzzles with such creative and whimsical storylines that they need to be explained to be believed.

With the solutions you'll read the untold back stories behind the puzzles, and a fascinating exploration of related puzzles and mathematical ideas. You'll learn why a particular puzzle adaptation involved talking to an expert in sheep genetics, which solution was thought up by the BBC Radio 5 Drive team, and outside-the-box solutions to apparently straightforward challenges. This book is a must for any lover of puzzles or recreational mathematics.

Fluent in 3 Months: How Anyone at Any Age Can Learn to Speak Any Language from Anywhere in the World

His proven techniques break down language learning myths and replace them with practical "language hacks" that take advantage of the skills we already possess. Fluent in 3 Months provides everything you need to make learning a new language fast, intuitive, and fun.

Benny Lewis, who speaks over ten languages—all self-taught—runs the largest language-learning blog in the world, Fluent In 3 Months. Lewis is a full-time "language hacker," someone who devotes all of his time to finding better, faster, and more efficient ways to learn languages.

Fluent in 3 Months: How Anyone at Any Age Can Learn to Speak Any Language from Anywhere in the World is a new blueprint for fast language learning. Lewis argues that you don't need a great memory or "the language gene" to learn a language quickly, and debunks a number of long-held beliefs, such as adults not being as good of language learners as children.