Your challenge, should you choose to accept it, is to build a sequence of difficult obstacles using the pictorial instructions and move the VEX ball from one end of the course to the other. With the VEX Ball Challenge Bank Shot, you only have one chance with an all or nothing shot that catapults the ball across the course. Skills-based play pattern New level of challenge Learn about different mechanisms STEM guide included Promotes basic engineering skills STEM based construction kit with pictorial instructions No tools or batteries needed