Together with LEGO(r) DUPLO(r) hugely popular building-bricks brand for preschoolers-DK brings stories, coloring, stickers, and building fun to the youngest of readers. In Let's Build! cranes, backhoes, bulldozers, and more build their way through a construction site. LEGO, the LEGO logo and DUPLO are trademarks of the LEGO Group. (r) 2009 The LEGO Group. Produced by Dorling Kindersly under license from the LEGO Group.