0% Progress New to Coding? START HERE Complete & Continue Next Lesson Learn More Getting Started 3 Lessons Building Blocks Pixel & Coordinate System Color Basics of Programming 13 Lessons Variable Conditionals (Boolean Expression) Conditionals (If, Else If, Else) While Loop For Loop Nested Loop Array Changing Size of Array 2D Array Function Object-oriented Programming Array of Objects Pass by Value vs Pass by Reference New to Coding? START HERE Complete & Continue Next Lesson Learn More Basics of Programming Object-oriented Programming