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Scratch 2.0 Beginner's Guide: Second Edition

You're reading from   Scratch 2.0 Beginner's Guide: Second Edition Create digital stories, games, art, and animations through six unique projects.

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Product type Paperback
Published in Apr 2014
Publisher
ISBN-13 9781782160724
Length 296 pages
Edition 1st Edition
Tools
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Author (1):
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Michael Badger Michael Badger
Author Profile Icon Michael Badger
Michael Badger
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Table of Contents (13) Chapters Close

Preface 1. Welcome to Scratch 2.0 FREE CHAPTER 2. A Quick Start Guide to Scratch 3. Creating an Animated Birthday Card 4. Creating a Scratch Story Book 5. Creating a Multimedia Slideshow 6. Making an Arcade Game – Breakout (Part I) 7. Programming a Challenging Gameplay – Breakout (Part II) 8. Chatting with a Fortune Teller 9. Turning Geometric Patterns into Art Using the Pen Tool A. Connecting a PicoBoard to Scratch 1.4 B. Pop Quiz Answers Index

Time for action – counting our fortunes with mod

Now, we will refine how the teller determines what fortune to give by counting the questions and issuing a negative response for every fifth question. If you copied the list of Magic 8-Ball responses, as I did, then your negative responses are items 15 through 20 in the answers list. If you added your own answers to the list, move the negative responses to the end of the list. You can do this in a text editor and reimport the answers list. The steps are as follows:

  1. Our first task is to set up a variable to count how many questions the seeker asks so that we can calculate whether or not it's time to answer in negatives. Select the teller from the sprites list and create a new variable named question number and make it For this sprite only.
  2. Add the when flag clicked block to the scripts area.
  3. From the Variables palette, add the set question number to (0) block to the when flag clicked block. Now, we have a way to reset our counter...
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