WRITER’S BLOCK had several tough-to-meet demands: it needed to hold a number of pens while playing on the function of the pen itself to create a challenging game using an intelligent key; all this while using as few plastic parts as possible.
The pen tops themselves are used to lock the puzzle together. With the right key combination all pen tops can be depressed and the housing pops open – the game is solved … but that’s not as easy as you think!
