Simple Machine Projects: Making Machines with Screws
Author(s): Chris Oxlade Pub: Raintree Pack Qty: 0 (Hardback) ISBN: 9781406289299 - New
322mm x 203mm x 8mm
Publication:
2015
Pages: 32
Looking back to the origins of screws in machines designed to press olives and raise water, this book explains how to create screws that make it possible to transport marbles along a tube and lift a plank of wood with just one finger. Age 7-9
