Lesson 9

Let's Help Debug!

In this lesson, students believe they are helping to debug Very Hungry Bee-Bot programs made by kids at another school. In groups, they use the Three Button Protocol to find and fix bugs in a systematic way.

Agenda

Warm-up: Model how to use the Three Button Protocol to debug a program. (7 minutes)
Main Activity: Students collaboratively debug four more programs. (15 minutes)
Debrief: What was challenging about debugging someone else's work? How did you feel when you found a bug? Who do you want to appreciate for helping you do this challenging work? (10 minutes)

Materials

Bee-Bots, 1 for each group
Debugging Sheet for Students (cut in half - 5 puzzles)
Color Shape Mat
Bee-Bot 3-Button Protocol images
Driver lanyard, 1 for each group
Pencils

Vocabulary

input - ways to enter data into a computer
output - information produced by a computer
perseverance - continued effort to do or achieve something despite difficulties, failure, or opposition
sequence - events arranged in a specific order, from beginning to end

Additional Resources

Bee-Bot Job Cards
Blue-Bot Instructional Guide
Three-Part Nursery Rhymes (for classroom teacher to review with students prior to Lesson 10)
Four-Part Nursery Rhymes (for classroom teacher to review with students prior to Lesson 10)
Six-Part Fairy Tale Sequencing Squares (for classroom teacher to review with students prior to Lesson 11)

Standards

CA CSS K-2. DA. 7 - Store, copy, search, retrieve, modify, and delete information using a computing device, and define the information stored as data.
CA CSS K-2. AP. 14 - Develop plans that describe a program’s sequence of events, goals, and expected outcomes.
CA CSS K-2. AP. 15 - Give attribution when using the ideas and creations of others while developing programs.
CA CSS K-2. AP. 16 - Debug errors in an algorithm or program that includes sequences and simple loops.
CA CSS K-2. AP. 16 - Describe the steps taken and choices made during the iterative process of program development.

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