CS 1

When you write a function, like (foo x), students don’t realize you can put a variable with a name OTHER than x in there, or an actual number.

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When tracing through code in Java, use different colors for code that is executed in a main method versus in a class method.

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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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Before moving onto arrays, make sure students feel really confident about loops.

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Have students work in small groups to solve logic puzzles so they develop algorithmic thinking and good problem-solving habits.

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Explain recursion with the example of determining your row in a stadium by asking the row in front of your what row it is… asking until you get to the first row, the base case.

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When teaching introductory courses, teach students to use “top-down thinking” and “bottom-up implementation.”

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Ensure that your courses have clear expectations about prerequisite knowledge so all students are well-equipped for class material.

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Use the "PB&J" sandwich activity to introduce important components of algorithms.

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Be explicit about what direction references point when teaching about objects and references.

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