GCSE Bitesize revision website
Stuff You Missed in History Class: podcasts you can download for free; you can also subscribe
Stuff You Missed in History Class: read the blog here
Books:
World War 2:
Parallel Journeys by Eleanor H. Ayer: in the library at 920 AYE. An interesting history/ memoir telling the stories of Alfons Heck, a leader in the Hitler Youth and Helen Waterford, a young Jewish woman.