i just finished building this kit and it worked perfect the first day, then the following day i turned it on it just had a loud buzz when the power is switched on. then went up to the wildebeest that was kneeling in the dirt with bites and cuts on its back. the detail in this place was out of control! these are problems that foster new knowledge within students. part "j" in our a-z of classic rock series. think out side the box... cutting "fancy" 