Walter Kraul taught maths and physics at the Rudolf Steiner School in Munich, Germany. He runs a specialist toy company, Spielzeug Kraul.
'It is a clearly illustrated excellent introduction to the night sky... Beautifully coloured, clear diagrams are there for each topic and included are some stunning photographs of particular phenomena.' -- New View 'Expressed in clear language, it is accessible to an older child or any beginner and is a valuable resource for teachers, parents or any enthusiast... The author and Floris Books are to be congratulated on such a first-rate introduction.' -- New View 'This book is very readable as well as being interesting. It is a book to read and re-read many times and it would be an invaluable guide for anyone who wished to find out more about astronomy.' -- Home Education Advisory Service Bulletin