Incredible K’NEX gives you full step-by-step instructions for 20 amazing K’NEX sculptures, from simple to incredibly complex. Learn how to make a piano-playing robot, a pinball machine, a coin sorter, a combination lock, rubber band launchers, lots of incredible ball machines, and even a fully-transforming Transformer robot! All projects come from Instructables.com, are written by K’NEXperts, and contain pictures for each step so you can learn how to do it yourself. Start building!