Dani McAvoy

Play musical chairs to explain while loops so students develop physical experience navigating through the structure of a loop to better understand while loops.

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Foreshadow arrays right after teaching for loops by showing students how to create a 1x6 grid using the rectangle object in the Java objectdraw library because visualizations built off of recently introduced material provide a useful transition.

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Use note passing for explaining the difference between methods with no return (void methods) and methods with return to provide students with a relatable example.

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Explain nested for loops using a car odometer, the innermost loop controlling the ones digit must cycle fully before the outer loops steps forward, to help students better understand nested loops through a real world example.

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Misconception: The update in the index in a for loop (i.e., the third part of the for loop control statement) happens after the all the steps inside of the loop have happened.

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Use short video lessons for middle school age students to keep their attention on the content because students struggle to focus on demos at the board at this age.

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Tell students they have to believe that some things just work before they will understand why it works because they need exposure to a lot of material before some concepts make sense individually.

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Create notes that look like Javadocs instead of introducing Javadocs so students are scaffolded in reading Javadocs without being overwhelmed by all the material available.

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Teach these four Scanner methods that allow students to write interesting code at the beginning of an introductory Java course to give students a feel for programming without overwhelming them.

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