Use the links at the top or bottom of the list to control sort order.
Choose your grid size and difficulty.
A lazer gun with reflectors (first one rotating)
Demos a Card Matching Game
Jointed arms drawing multi-colored spirographs.
Multiple demos of the Scroller class discussed in my Scrolling Tutorial scenario.
A player piano with scroll window
Try to completely fill the rectangle with the 12 pieces. Muliple solutions exist.