'This large, lively book taps into children's delight in gloating over grownup errors, encouraging critical scrutiny along the way.' The Guardian NY Times Summer Reading activity books choice Would a Mayan warrior have worn a watch? Would a Viking have used a compass? Test your knowledge of history and spot 20 mistakes in every scene. Then, turn the page to discover if you were right and learn more fun facts about ancient civilisations, including the Ancient Greeks, the Ancient Egyptians, the Romans, the Mayans, the Vikings and many more!