Lesson 4: Algorithms, Attention, and Echo Chambers
Duration of Days: 3
Lesson Objective
Students will be able to explain how algorithms and attention-based systems influence information exposure and belief formation.
How do algorithms shape what people see?
Do individuals control their media environments?
What is an echo chamber?
Algorithm
Echo chamber
Confirmation bias
Engagement
D1.INQ.7.9–12 – Analyze how digital tools influence inquiry and communication
D2.CIV.8.9–12 – Evaluate the effectiveness of civic participation in digital spaces
D2.GEO.3.9–12 – Analyze how human systems influence patterns of interaction
Cause-and-effect reasoning
Systems analysis
Students investigate how digital platforms prioritize content and how this affects worldview formation.
DOK Level: 3
Analysis of personal media feeds
Discussion of polarization and online communities
“My feed is neutral”
“Algorithms only show popular content”
Personal reflection options
Visual system diagrams
Anonymous sharing
Reflection writing
Small-group synthesis discussion
Platform explainers
Short videos
Student examples