Usborne books - Big book of machines, tractors, trains, dinosaurs, and more

These books are in excellent pre-owned condition. Hard cover with thick pages. Each book is a big picture book with giant fold-out pages to satisfy curiosity and promote learning. Makes a perfect gift which children will pore over for hours. size is approx 30cm x 25 cm recommended age range is 6-9 but personally feel they are enjoyed younger than that