*出版社Macmillan花六位数买下这四本书系列的世界版权，非常看好！

当历史事件发生的时候，一扇时空之门会被创造。要打开这扇门，你需要一把钥匙。你是这把要钥匙吗？印第安纳琼斯+时空旅游，这套书会让孩子根本放不下！

西姆和妈妈从未在任何地方长住。一天晚上，一名危险的陌生人出现，西姆才发现了原因。他的妈妈一直保守着秘密：她有打开时空之门的力量。

西姆和他的朋友们为了逃命而奔跑，决心战胜邪恶的钥匙议会，成为第一个找到娜芙蒂蒂失落的坟墓和通往古埃及的强大大门的人。如果他们想要解开她的黄金圣甲虫之谜，他们就必须拼凑隐藏已久的线索。他们能在议会找到他们之前找到它吗？

关于作者：

M. G. Leonard is an award-winning, bestselling writer of children’s books, as well as a member of Authors4Oceans. Her books are sold in 40 countries, and there is currently a TV series in development based on her Beetle Boy series. She is also co-author of the critically acclaimed Adventures on Trains series, and the author of The Twitchers, a mystery adventure series starring a group of birdwatching detectives. Before becoming a writer, M. G. Leonard worked as a digital media producer for the National Theatre, The Royal Opera House and Shakespeare’s Globe. She lives by the sea with her husband, two sons and pet beetles. She is the bestselling writer of children’s books such as The Ice Children, Beetle Boy, the Adventures on Trains series and The Twitchers books.