Yay thankyou so much!! I'd never have thought of doing that - i was doing the same old thing time and time again (and of course getting nowhere)

Please can somebody shed a little light for me? I just can't get the three steel boxes needed onto the three coloured buttons. I've tried all kinds of moves and just can't see what to do. This is after having collected the bonus coins and going through the red teleporter. I move one steel box onto ...