For all those stuck on a level that does not work as the walkthrough shows. This is a puzzle game, which means you should use your brain, assuming you have one. P.S. I love a nice simple puzzle game with a silly plot-line.
Long Period Oscillator with only 3 prime factors, for true game of life fans.
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I feel this game requires a new class of badge, as the hard badge is not so much hard as it is unlikely. All you require to do is keep trying (remembering not to take your frustration out on your computer,iPad,iPhone or other android device)
This is the first Tower defense game that got me to laugh. The cartoon visual sound effects only got a smile what finally got the laugh was the flying sheep :D