Some good programs and booklets produced by the Open University; which they’re giving away for free. Could also have a look at the programs they produce on BBC at the link:
http://www.open.edu/openlearn/whats-on/2012-on-openlearn
Free Booklet/Posters:
‘Andrew Marr’s History of the World’ booklet: http://www.open.edu/openlearn/whats-on/tv/get-your-free-how-do-they-know-booklet
‘Secrets of our Living Planet’ booklet: http://www.open.edu/openlearn/nature-environment/get-your-free-how-nature-works-booklet
‘British Empire’ poster: http://www.open.edu/openlearn/history-the-arts/history/social-economic-history/order-your-free-empire-poster
‘Icons of Wales’ booklet: http://www.open.edu/openlearn/history-the-arts/history/heritage/get-your-free-icons-wales-booklet
An ordinary blog by an ordinary bloke 