1. Assorted Scratch Topics
Dr. Ben Schafer
Department of Computer Science
University of Northern Iowa

2. Assorted Topics The List data structure
How to setup Scratch at your school
Scratch Resources
Third Party Scratch(like) materials 2

3. The List Data Structure
Variables, as used yesterday, store a single value.
Score
Name
Distance

4. The List Data Structure
Lists are “variables” that store a collection of values.
Student names
Chemical Elements
Responses by the Magic 8 Ball
Let’s build one or two short examples

5. How to setup Scratch for use in your school
Get a copy of the Scratch Installer:
scratch.mit.edu/download
Find it on your USB drive
Either:
Have your network admin install on your network or on each lab machine
install on your personal machine and then
Burn to CD
Copy to USB drives

6. Scratch Resources Full list and links on the workshop website

7. Scratch Resources Official Scratch Websites scratch.mit.edu/
scratched.media.mit.edu/

8. Scratch Resources Good Third Party Educational Materials
learnscratch.org/index.php
scratch.redware.com/scratch
resources.scratchr.org/
Plus several other sites whose URLs are long and messy. See the resources website.

9. Third Party Additions to Scratch
PICO Boards
LEGO WeDo Robotics
info.scratch.mit.edu/WeDo

10. Third Party Scratch-like Programming Environments
Build Your Own Blocks (BYOB)
byob.berkeley.edu
Google Android App Inventor
appinventor.googlelabs.com