Radford, Derek

Bernie the bear delivers his cargo and introduces the various parts of his truck and the work of a truck driver.

Harry Hippo and his friends build a house, step by step from digging a ditch for the pipes to putting in the last joints and plugs.

Text and pictures present building machines, describing their parts and functions, such as excavating, making concrete, and laying roads.

Text and pictures present building machines, describing their parts and functions, such as excavating, making concrete, and laying roads.

Text and pictures introduce machines that carry things, such as cargo planes, garbage trucks, and space vehicles.