Big Ideas
- Understand how to abstract procedures for clarity and reuse
Overview
In this unit students go from drawing within the draw loop, to drawing within a function they create, to adding parameters to it and a return value.
Enduring Understandings
- Understand the purpose of functions
- Understand how to extract repeating behaviors into functions with parameters
Goals
Functions
Understand how to create a function
Returning values
Understand how to create a function that returns a value
Learning Activities
Draw a happy face; draw two happy faces; write a happy-face-drawing function; draw many happy-faces.
Final Project Prompt
Using functions, create a character that responds to user clicks and key presses by changing its expression
Level 1
Using functions, create a responsive character: when the user clicks, the character does something
Level 2
Add a different response that happens when the user presses a key
Level 3
Make a drawing stamp: when the user clicks, call your character-drawing function. Draw from two different types of character at random
Final Project Examples
Level 1
Example Project
Step by Step Guide
Level 2
Example Project
Level 3
Example Project
Final Project Inspiration
