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Introduce “base-case” and “smaller-caller” as a helpful way for students to remember the different parts of recursion.

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  • Extra info from the CS Teaching tips TIps: There is a pattern underlying recursive functions. We can help students to see this structure using this rhyming device.

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  • CS 1
  • Intro Programming
  • Programming Concepts
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Interview with Bob Luciano

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Bob Luciano

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Use constructive and well-formed examples, like Quicksort, to teach recursion so that students have a strong model for building their own solutions.
Challenge students to place the fewest number of ice cream vans on a map of a town while maximizing ice cream availability to introduce the brute-force method in an accessible way.
Show students examples of infinite loops in Alice using Do-together and Do-in-order blocks with the goal of furthering students’ understanding and recognition of for loops.
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