<p>Say hello to the marvels of machinery with this fast-fact-packed exploration of all things mechanical. It''s the perfect way for children aged 9 plus to brush up on their S.T.E.M. stats and cement what they have learned in class with this fun book.<br><br><i>Machines</i> explores the most interesting, weird and awe-inspiring facts about all kinds of machine in bite-sized chunks of text, so readers won''t be overwhelmed with information. Funny illustrations and photos are designed to hold their interest, and help them engage with S.T.E.M. topics.<br><br><i>Machines</i> takes a look at the six simples machines, including wheels, levers and inclined planes as well as more complex machines, such as pulleys, springs and hydraulics. There is also a fun activity to build a marshmallow-flinging catapult for budding STEMsters to try out!<br><br>The <i>Stupendous and Tremendous Technology</i> series is ideal for all children aged 9+ who are studying S.T.E.M. topics at school or who simply hav