What This Kid Does On A Bike Is Amazing. Tim Knoll is a freestyle BMX rider with a variety of tricks that will have you alternately chuckling and shaking your head in disbelief! PrevNext Facebook Related Posts When They Walk Onto A Frozen Lake. What They Find In The Ice? Amazing. Neighbors Heard Cries Coming From A Hot Car, You Won’t Believe What Was Trapped Inside.INCREDIBLE! Just Sitting In Our Truck, Getting POUNDED By A Tornado.