I like the idea. This is something that could be useful to anyone, not just as part of the Rationality Curriculum.

Here is a related idea I posted about before:

Another random idea I had was to make a text adventure game, where you participate in conversations, and sometimes need to interrupt a conversation to point out a logical fallacy, to prevent the conversation from going off-track and preventing you from getting the information you needed from the conversation.

See also The Less Wrong Video Game