Any exterior door would work here. In this case, I, personally, would nix the glass, put in blackboard on kitchen side & padded, ribboned bulletin board on the other side....and could even add a pc. of wood trim for an eraser and chalk tray!
"If you want simple, beautiful, compact storage, look no further than the combination of a few pieces of IKEA furniture. The folks over at IKEA Hackers discovered that LINNMON table tops, combined with EXPEDIT storage grid modules, can create a simple rolling library."- Lifehacker Description