From well-known sayings, split infinitives, Greek philosophy, mnemonics and important dates in history, this practical, accessible and highly entertaining series is full of snippets of wisdom that you really should know.
Refresh all the facts, theories, phrases, rules and sayings that you should have learned at school; improve your ability to recall names, dates, facts and figures; learn how so many aspects of our lives are linked to philosophical thought; and discover the origins of many much-loved phrases.
With over a million copies sold worldwide across the series, I Used To Know That are useful guides as well as fantastic gifts. Light-hearted yet informative, these charming books are perfect to turn to whenever an answer is eluding you.