Inventions in 30 Seconds Inventions in 30 Seconds Dr Mike Goldsmith Ivy2014Paperback96pp Illustrated230x183mm 9781782401483 Product Code: 504918 Details These fast-track facts explore the inspiration behind a range of inventions, how they function and their impact, from the abacus and the wheel to the ... DetailsBackDetailsThese fast-track facts explore the inspiration behind a range of inventions, how they function and their impact, from the abacus and the wheel to the flushing toilet and the internet. Age 8+See MoreSee Less Sorry, this item is now out of stock. publ £7.99now £3.99 Qty Qty123 CategoriesChildren'sEducationTagsChildren's / Teenage