'When a hole in the ground opened up and swallowed my mum, my life changed forever...' With his mother in hospital in a coma, Griffin has to stay with the uncle and aunt he hasn't seen in years. His cousin Cinnamon doesn't want him there. What's going on? Is it something to do with the fabulous Aztec knife about to go on display in the museum? Is it really cursed? Griffin and Cinnamon will have to find a way to work together to survive when they are lured down into the secret tunnels...

 

There are 216 pages in this book. This book was published 2017 by Firefly Press Ltd .

Sharon Tregenza was born in Penzance, Cornwalland now lives in Box, outside Bath. Her first children's book Tarantula Tide won the Kelpie Prize and the Heart of Hawick Award and was longlisted for the Branford Boase prize. Her second novel, The Shiver Stone (Firefly Press, 2014) was highly commended for the Welsh Children's Book Award, the Tir, Na N'og. The Jewelled Jaguar is her third novel.