Mary Charrington is a teacher and EFL materials author with 25 years experience writing and developing courses specifically for young learners. She is the co-author of a range of courses, including Bingo/Eko and Friends (Pearson), Peekaboo and Next Stop/Next Move (Macmillan English) and Explorers, Big Questions and the award-winning Mouse and Me (Oxford University Press). Mary is now proud to be part of the writing team for Look, a seven-level series for young learners of English, researched and developed by National Geographic Learning.