This is another great middle school lesson. It is a scavenger hunt and is about the Declaration of Independence. This seems like it would be fun and help the kids read critically and work on research methods.
Causes of the War of 1812 This is a great video and a good starting point on wars - why they start, what we think will be the result and how it ends up. It is an interesting war in that there really was no winner. Remember there is No unbiased opinion.