wow that is super cool :) My sons (age 4 and 2) are finally respecting my lego collection enough that I moved it out of the garage and into the living room and we have been having a ton of fun doing family lego time. I am in the middle of making a really large scale movable red dragon (freestyle, not from a kit - but this might qualify as 25+?). Maybe I will post it when I finish it up. Here is work in progress (head kneck shoulders and front legs - the bits sticking up above the shoulder are where the wings will attach, and they move back and forth as the head moves up and down and the legs move :):