Before joining Usborne, Simon worked in Moscow as sports editor for a local paper. These days he writes about things that aren't actually real, but are very important nevertheless. Mysteries and monsters and impossible quests in faraway realms that you won't find on any map. All the sort of stuff he loved as a child, basically. (And still does.)Sam grew up in Buckinghamshire, falling off various bicycles before reading books and making up his own stories about more competent heroes. After studying English at Cambridge University, he joined Usborne in 2013, and now writes titles ranging from fold-out solar systems to maze books full of swashbuckling pirates. Sometimes, Sam cycles to work.Kate grew up in the Cotswolds and now lives in the West Midlands, where she worked as a primary school teacher before joining Usborne in 2019. Since then, she has worked on books on all sorts of topics, from airports and trucks to unicorns and butterflies.

Over 100 spy-themed puzzles.

From decoding top-secret messages to collecting gadgets and cracking safes, help spies complete all kinds of mysterious missions in this exciting book packed with over 100 puzzles. With mazes, wordsearches, spot the difference and more, there's plenty to keep young secret agents busy on journeys, rainy days and holidays.