Casual Game Design

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Instead of deriving tension by navigating the logic required to perform the action,

Insaniquarium builds gameplay tension out of the sheer number of clicks the player

must perform. To pass the level more quickly, the player needs to click more coins.

To produce more coins, the player must have more guppies. More guppies means

more fish to feed. More fish also means the alien may pop in and grab one more

quickly. No single element adds much to the difficulty of the game. However, each

thing the player adds requires several additional clicks. So when you add a fish, you

must click around in front of it to feed it more. The fish will drop more coins, which

you’ll want to grab. You’ll want to be able to drop more food simultaneously ...