Hello, hello!Från röksignal till smarta telefonerPer Demervall, illustrated by Per Demervall
From smoke signals to smartphones. In cartoon form you learn about one of the most important inventions of our time: the telephone. What did you do in the old days when you wanted to talk to someone far away? How many children today have seen a phone book? Not long ago the family shared the same telephone. This is entertaining and im¬portant reading for children who live in a world where technology is taken for granted.