Demonstrates the approach and techniques to use when preserving and repairing historic buildings. This book introduces the materials and the processes, and explains the proven methods to conserve, repair and restore stone, masonry, statuary and monuments. It is packed with illustrations, examples and advice on stone selection, working, and more.

Head down under to study koalas in this beautiful non-fiction field guide for kids. You might know that baby koalas spend time in their mother's pouches, but there's so much more to learn about these Australian marsupials! Turn the pages to discover why they spend 15 hours a day asleep, and how scientists use drones to monitor koala populations. Filled with simple science, this book also explains why koalas love to munch eucalyptus leaves, and why they are most certainly not bears! It also looks at the conservation challenges these iconic animals face due to climate change and forest...