Seven Small Inventions that Changed the World Format:Hardback It covers a wide range

It covers a wide range of techniques such as seam and hem finishes

Simple to understand but addictive to play

this is an activity book to help you feel grounded

The designs range from the traditional to the contemporary

the latest technology and how to construct and source props

Seven Small Inventions that Changed the World Format:Hardback It covers a wide rangeTechnology and engineering surround us. From HUGE things, like spaceships and skyscrapers, to much smaller things like the toaster in our kitchen, and the shoes on our feet. But all of these things only exist because of seven small inventions: the nail, the wheel, the spring, the magnet, the lens, the pump, and string. And each of these inventions has a fascinating story to tell. Travel through centuries of history, through ancient Egypt, along the