Creating Procedures in MoleMashHack

Week 2

Procedure• Named sequence of statements• Code reuse• Example without arg: turn on light• Example with arg: make a

milkshakenote: non-working code:

Animation• The rapid display of a sequence of

images to create an illusion of movement• Based on physical and mental

processes of humans• Existed since the 1800shttp://www.youtube.com/watch?v=xSrDnIVgVv0

http://www.youtube.com/watch?v=_D9P5HZkPys

Computer-based animation• Paper-based animation is slow to

make & kills trees• The computer can move an image

quickly over time so it looks like it is moving• App Inventor has an Animation

component

Debugging • Add Comment• Deactivate• Watch• Do it

Mole Mash

ResourcesIf you have problems• Watch the YouTube videos (Part 1, 2 & 3)

• Read the App Inventor book (page 37, 237-240)• Post questions to the Technovation Challenge

Google Group

Reminder:Weekly Reflections• What did your team like about this

week?• What challenges did your team

have this week?• Anything else your team would

like to share?

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