Автор:Anna Claybourne Год: 2011 Издание:HarperCollins Publishers, Collins Страниц: 80 ISBN: 9780007460823, 9780007442966 Enter the wonderful world of how things work: great inventions and discoveries, technical wizardry and marvellous medicine. an ideal first reference book for 5-7 year olds; explains key concepts in clear, accessible text; full of fun facts; packed with colourful diagrams and photographs; makes learning fun.
