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Scratch Cookbook

You're reading from   Scratch Cookbook If want to get your programming know-how off the starting blocks in a fun, involving way, then this guide to Scratch is perfect. In no time you'll be building your own interactive programs that include animations and sound.

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Product type Paperback
Published in Jul 2013
Publisher Packt
ISBN-13 9781849518420
Length 262 pages
Edition 1st Edition
Languages
Concepts
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Author (1):
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Brandon Milonovich Brandon Milonovich
Author Profile Icon Brandon Milonovich
Brandon Milonovich
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Table of Contents (17) Chapters Close

Scratch Cookbook
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
1. Getting Started with Scratch FREE CHAPTER 2. Storytelling 3. Adding Animation 4. Basic Gaming 5. Spicing up Games 6. Bringing in Sound 7. Integrating PicoBoards 8. Programming to Calculate 9. Project Remixing Collaboration Index

Sprites interacting with other sprites


When making your story, there is a good chance you will want to get movement on the stage so your story is a bit more exciting. This recipe focuses on how to have sprites react when they are touching or moving around other sprites.

Getting ready

For this recipe, we're going to continue working with the story we built in our previous recipes of this chapter. Our goal for this recipe is to get Frog to move across the screen and react to Monkey Mike when they touch.

How to do it...

We're going to bring back some scripting from our first chapter to get the job done. Let's get started:

  1. To begin the movement of Frog, the user will have to click on the sprite. We'll need to provide directions to the user in order to accomplish this. At the end of Frog's dialogue (from before), add another say block and give it the text Click me to get me moving.

  2. Now we'll introduce a new top hat block. This is the when this sprite clicked block, located under the Events blocks category...

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