How machines work, from toasters and trains to hovercrafts and robots
Full of fascinating information and colorful graphics the pages reveal the science behind how many of today's machines work.
Steve Martin is a writer, former English teacher, and author of numerous children's books on a wide range of subjects, including The Boys' Book of Adventure, Numberland, and Ivy Kids' Academy series.
Valpuri Kerttula is a graduate of the Edinburgh College of Art. She currently lives in Finland and creates artwork for children's books, school textbooks, and editorial commissions. Her style is bright, playful and colourful. She loves developing curious characters from her imagination.