Sometimes when I start to move a piece over or around what I've built, the piece acts as if it is stuck between other assembled pieces. I can neither keep moving the piece nor withdraw it, and it causes the pieces I've built up to fly apart. It's annoying because it undoes all my work....

This game really needs an in-game screen to let the user know how to perform the various functions (move piece, rotate piece, etc). I hadn't played in a few days, and when I came back to it today, I had forgotten how to play. Fortunately, I remembered r...

I found other solutions than the screenshot made by somebody else. I'ts a very nice game to play.