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Use PEZ ® dispensers to demonstrate the push, pop, and peek methods for stacks to provide a clear and accessible illustration of these methods.

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  • The following activities demonstrate these three stack methods:
    • The push method is like putting another candy into the dispenser.
    • The pop method is like removing a candy from the dispenser.
    • The peek method is like opening the dispenser but not removing the candy.

More about this tip

Tags

  • AP A
  • Meaningful and Relevant Content
  • Data Structures
External Source
Ria Galanos from the 2010 AP CS Toy Night
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Other Tips By Ria Galanos

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