Thursday, October 18, 2007

An even more absurd one

3 comments:

Daniel Schmolze said...

Missing piece is 'a'.

The Intrepid Dr. Root said...

You dirty rat. I think I put that as the answer, but blind guess. Care to say why that is the right answer?

Steve said...

How about: the first two in each sequence are reflected on the diagonal, and the piece(s) that disappear is in the third frame are any that "moved" in the reflection.