User talk:Barker pg

Hello, This is a message I am sending to myself. Crazy, I know. But then I am crazy - so people tell me!

Barker pg (talk) 21:08, 18 December 2009 (UTC)

Thinking Aloud
The think aloud experiment sems to work quite well - with some minor reservations about how long t takes. I think the apple disection problem was quite a useful one. Barker pg (talk) 21:32, 18 December 2009 (UTC)