The document discusses using repetition commands in the Logo programming language to create shapes and patterns. It provides examples of using repeat commands to draw a square by repeating the instructions "forward 100, right 90" four times. Another example shows creating a pattern by repeating a line of code 100 times that moves forward and back while turning, and enclosing that repeat inside an outer repeat that turns the pattern. The document encourages learning how to use loops of repeating instructions to simplify programming and create interesting designs.

1. Control Repeats

2. Starter You have 5 minutes Peer Mark homework

3. Starter Process Start / Stop Decision Input / Output LT PU CS FD RT BK Left Pen Up Clear Screen Forward Right Back

7. Repetition START FD 100 RT 90 Is it a square? STOP No Yes Using repeats makes loop in a system