Page 22 - Learn To Program With Scratch

All chapters also include several complete projects that can be used as
a guide for creating similar applications in many learning settings. By the
time you finish this book, you should be able to tackle just about any pro-
gramming project on your own!

conventions used

We use a few text styles to correspond with the text in the Scratch interface:
• Scratch block names are in this style: when green flag clicked.
• Sprite names and variables are in this style: Ball.

Filename .sb2 The file(s) that you need when reading a particular section are named
in the margin (see the example on the left), and Try It Out exercises are
shown like this:

try it out
This is something for you to try .

online resources
Visit http://nostarch.com/learnscratch/ to download the extra resources for this
book. Once you’ve downloaded and unzipped the file, you’ll see the follow-
ing materials:

Bonus Applications This folder contains bonus Scratch applications
that you can study on your own. The file Bonus Applications.pdf walks
you through them with detailed explanations.

Chapter Scripts This folder contains all the scripts mentioned in
the book.
Extra Resources This folder contains three PDF files that provide
more in-depth information on special topics (the Paint Editor, math-
ematical functions, and drawing geometric shapes) that you may be
interested in.
Solutions This folder contains the solutions to all problems and
Try It Out exercises in the book.

errata and updates

We’ve done our best to make sure that the book contains accurate informa-
tion. However, to err is human. Visit http://nostarch.com/learnscratch/ for the
latest updates.

xx Introduction
www.it-ebooks.info