TY - BOOK AU - "Graham, Ian" TI - Machines and inventions T2 - Wow! World of Wonders SN - 9781906370435 U1 - 500 PY - 2008/// CY - Brighton PB - Salariya Books N2 - What were the first ever inventions? When was the wheel first around? What's the fastest machine on Earth? This text answers all the questions children love to ask about the world's oldest and newest machines and inventions ER -