How do I keep score in a game? (MicroWorlds in Action)

How do I keep score in a game?

Method 1: Use a textbox.

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Click go to set the balls in motion. How fast can you click all 20 turtles to make them vanish? The instruction for each turtle is touch.

Method 2: Create a variable with make.

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The variable score increases in value with each click of a ball.

Note: These projects also demonstrate the use of a timer in a game. See How do I set up a timer in a game? for more information.