● Commands
● Defining vs. Calling Methods
● Designing methods
● Program entry points
● Control flow
● Looping
● Conditionals
● Classes
● Commenting code
● Preconditions and Postconditions
● Top-Down Design
Assignments / Labs ● 26 Karel programming exercises in total
● Program-specific tasks for Karel the Dog
○ Example Exercise: Pyramid of Karel
Write a program to have Karel build a pyramid. There should be
three balls on the first row, two in the second row, and one in the
third row.
● Teach Karel new commands like turnRight() or make pancakes()
○ Example Exercise: Pancakes
Karel is the waiter. He needs to deliver a stack of pancakes to the
guests on the 2nd, 4th, and 6th avenue. Each stack of pancakes
should have three pancakes.
Create a method called make pancakes() to help Karel solve this
problem.
● Solve large Karel problems by breaking them down into smaller, more
manageable problems using Top-Down Design
○ Example Exercise: The Two Towers
In this program, Karel should build two towers of tennis balls. Each
the tower should be 3 tennis balls high.
In the end, Karel should end up on top of the second tower, facing
East.
● Using control structures and conditionals to solve general problems
○ Example Exercise: Random Hurdles
Write a program that has Karel run to the other side of first street,
jumping over all of the hurdles. However, the hurdles can be in
random locations. The world is fourteen avenues long.