Make If Decisions
Incrementing and Decrementing Values
Draw shapes and images
Remember information in a variable
Process a list
Navigate through a list (user initiated)
Record information in a list
Store Data Persistently
Enable Timed Activity
Start and Stop Animation
Process a List in a Time-Sensitive Manner
Define a Procedure
Create an App with Multiple Screens
How are variables used to allow an app to remember things?
Example 1. How do you make it so that each time the user clicks a larger circle is drawn?
Example 2. How do you make a ball go back and forth across the screen?