Art | Design | Fashion
Design
Design Museum
Fantastic site with masses of info on art and design - a search will find pictures of the history of chairs, cars, fashion and much much more
http://www.designmuseum.org
Mechanical Toys
Excellent site which covers the history of mechanical toys (automata), designing and making them and with good links to other useful websites. Aimed particularly at key stage 3.
http://www.mechanical-toys.com/mainpage.html