Highs and Lows

Up and down. Up and down. That's all that there is to it. I mean how exciting can it be? As far As I can tell the Yo-yo should really be a very stupid toy. I mean the entire point is to send it flying and then bring it back to the point that it started. If your goal is for it to end up where it started then wouldn't it be best to just never let it go? Moreover why would anyone care if they