Challenge your product development department by a challenging contest with LEGO bricks: "Who Delivers Value First?" - Agile or Waterfall? Product Owner Challenge is an agile game w/ Lego bricks. Its about challenging the product development to communicate clear objectives, requirements, and vision. Slidedeck contains playing instructions, examples, and further info. Material needed: (a) "Presentation User Stories for POChallenge", (b) "Process Cards for POChallenge" - both on my SlideShare account