Found in 1 comment on Hacker News
Although more about social values than education, the book "The Way We Never Were: American Families And The Nostalgia Trap" just came up in conversation recently, and it deals specifically with the way we view the past through rose colored glasses.

http://www.amazon.com/Way-We-Never-Were-Nostalgia/dp/0465090...

Fresh book recommendations delivered straight to your inbox every Thursday.