Lesson 11
Find Ruby's Friends!
Debugging Challenge
Ruby's friends got lost and are now scattered across the Bee-Bot mat! Students will navigate the Bee-Bot from one friend to the next using the Team Roles to facilitate taking turns and sharing. Students will then practice debugging strategies with a debugging challenge activity.
Agenda
- Ask: When I use the Bee-Bot, I like to be the <job role> because ______.
- Review: Bee-Bot Team Roles
- Activity: Find Ruby's Friends mat activity
- Activity: Find Ruby's Friends Debugging Challenge
- Reflection & Close-Out:
- What bugs did you find in your program today?
- How do you look for bugs in a program?
Materials
- Bee-Bots, 1 for each group of 4 students
- yellow Bee-Bot Command Cards (1 set per Bee-Bot being used) small / large
- Bee-Bot mats, 1 per robot used
- Hello Ruby character mat cards, page 1 only (6 cards per set)
- Bee-Bot team roles lanyards (all 4 roles)
Vocabulary
debug: find and fix errors (bugs) in programs
program: a set of instructions written in a language that a computer understands
sequence: a set of instructions that follow one another in order
Additional Resources
- VIDEO: What Are Computer Bugs (0:51)
- Blue-Bot Instructional Guide
- Bee-Bot Team Roles poster letter / tabloid
- Technology Brain Break: choose a video from this list!
Standards
CA CSS: K-2.AP.12 Create programs with sequences of commands and simple loops, to express ideas or address a problem.
CA CSS: K-2.AP.13 Decompose the steps needed to solve a problem into a sequence of instructions.
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.16 Debug errors in an algorithm or program that includes sequences and simple loops.