From the bestselling author of Horrible Histories, named 'the outstanding children's non-fiction author of the 20th century' by Books For Keeps_______________Ideal for readers aged 7+9500 years ago, as the Ice Age is ending... Jay's grandfather is old, maybe twice as many summers as he has fingers and toes, but he is wise too.Jay loves to sit in their house by the river and listen to his stories of the Great Spirit and the Earth Mother.But outside, danger is at their door; food is getting scarcer, tribes are at war, and all the time the river water is rising... A brand new and exciting tale, based on real historical and archaeological evidence, this story is full of Terry Deary's imaginative style and dry wit. Book band: Grey_______________‘Bubbling with wit, language play and robust dialogue....just the right mix of ingredients to trigger young readers' interest in all things historical’ - Books For Keeps