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Hello Scratch!: Learn to program by making arcade games by Sadie Ford Gabriel Ford and Melissa Ford

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Chapter 11. Using X and Y coordinates to make a simple platformer

In 1982 the world met Pitfall Harry, and the great platformer tradition was born. Activision’s game has a little pixel man jumping over rolling barrels, landing on crocodile heads to cross lakes, and climbing down ladders to get to a second, underground level that runs parallel to the main level of the game but contains scorpions that can stop Harry in his tracks. Jumping, landing, racing, and collecting are the hallmarks of the platformer genre. Think of Pitfall as a jumping puzzle game or video obstacle course—one that would challenge even an American Ninja Warrior. Harry has ...

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