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Session 30: TLO #4: U2L2 - Building a Network

60 minutes

lesson exploration | role play

Purpose

The importance of unplugged lessons are reinforced in this lesson. This lesson is also a foundational lesson for the unit.

Objectives

  • Participants understand that mental models and manipulatives provide equitable access to content

Supplies & Prep

Room Setup:

  • Normal Breakout Room Set Up

Facilitator Supplies:

Participant Materials:

  • Writing utensil
  • Journal
  • String

Agenda

Intro and Lesson (40 minutes)

Debrief (20 minutes)

Facilitation Guide

Intro and Lesson (40 minutes)

Facilitator Tip

If your participants are planning on implementing this lesson in a socially-distanced or virtual setting, they can access the Lesson Modifications document to review how to adjust.

(40 minutes) Lesson

Be attentive to what is happening during the lesson as you select your debrief goals, reflection prompts, and discussion prompts. It is recommended that you communicate with your co-facilitator to share what you are seeing in the lesson and develop a shared understanding of the goal of the debrief for the lesson. You can communicate through Slack or through passing notes to one another. You are looking for the teaching group to demonstrate the “Essential practice” and “Teaching group decisions” identified in the debrief below.

Debrief (20 minutes)

Debrief process reminder:

  • (~5 minutes) Start with projecting the reflection question(s) on the board or writing it on chart paper. Have the participants who acted as learners reflect on the reflection prompt(s) individually and then share their thoughts with a partner.
    • While the room is reflecting and sharing with a partner, have the teaching group discuss and be prepared to share their “Choices, Advice, and Takeaways”.
  • When the teaching group is ready, have them share their Choices, Advice, and Takeaways with the room to start the debrief.
  • After they have shared, applaud the teaching group and lead the group discussion using the discussion prompts. Once again, post discussion prompts to help keep track of the conversation.

Suggested Debrief Plan
To Watch for During the Lesson Essential
Practices
Students use manipulatives (the string) to collaboratively address progressively more challenging tasks that help them build a mental model of networks.
Potential Teaching Group Decisions
  • Teachers reinforce use of manipulatives during the lesson.
  • Teachers encourage participants to explain their thinking and process to one another in the group.
  • Teachers acknowledge contributions from a variety of participants in the group.
  • Teachers facilitate a conversation at the end of the lesson to connect the CS content to the activity.
If the essential practices, listed above, are present in the lesson we recommend the following for your debrief:
Debrief Direction Topic Equity
Goal Teachers understand how to use widgets in the classroom to support understanding of computer science content.
To reach this goal, consider using the following reflection and discussion prompts:
Debrief Suggestions Reflection
Prompt
  • As a learner, what prior knowledge did you need to engage in this lesson?
  • What skills did you need?
Discussion
Prompts
This lesson is structured to help students build a mental model of a network using string to physically simulate the network. As a teacher, how would this lesson be different in your class if it were taught without using these physical materials?
  • How would the use of physical materials affect engagement in the class?
  • How would the use of manipulatives change who has access to the material?

FACILITATOR NOTES:
  • As you discuss this prompt, look for places to draw out the decisions for this lesson, listed above.
  • A key message to this debrief should be “do not skip lessons with manipulatives”. Skipping lessons can create barriers for students in accessing the content because that creates gaps for students later on.