Unit 3: Variables

Set & Change Tempo Video  Bookmark this page Set and Change Tempo Video     Exploring Tempo  Bookmark this page exploring tempo In the Sound tab, find the tempo block and click the check box next to it. This lets you see

    Tracking Tempo in Repeats  Bookmark this page Tracking Tempo in Repeats Video       Changing the Tempo in a Repeat Video  Bookmark this page Changing the Tempo in a Repeat Video       Change How Fast

Playing a Sequence of Notes with and without Variables Video  Bookmark this page Why and How to Use Variables to Play Scales Video       Playing a Sequence of Notes Video  Bookmark this page Playing a Sequence of Notes

Why Order Matters in the Iteration Pattern Video  Bookmark this page Why Order Matters in the Iteration Pattern Video       Playing Every Other Note  Bookmark this page Exercise: PLAYING EVERY OTHER NOTE You just wrote a script that

Countdown  Bookmark this page Exercise: countdown Write a script that makes the sprite count down from 10 to 1. Use a variable named . Use the same methods you used for changing the tempo. Hints You need to use the repeat

Using Iteration to Hear All of the Instruments Video  Bookmark this page Using Iteration to Hear Different Instruments Video    

Updating Variables in a Repeat  Bookmark this page Tracing Repeats Sometimes figuring what’s happening in repeats can be confusing. This video gives an example of how to trace what’s going on in a repeat. Tracing Repeats Video     Tracing

Hat Block Intro Video  Bookmark this page Hat Block Introduction Video     Electric Keyboard, Part 1  Bookmark this page Exercise: Electric Keyboard, Part 1 In Scratch you can tell when a key is pressed, and do something! Look at

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