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Final Quiz
Defeat Mr.2000 - CO2
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Module 1
Defeat Mr.2000 - CO2
Unit 1
Start Quiz
Unit 2
Video: Defeat Mr.2000 CO2
Unit 3
Game: Drag and Drop
Unit 4
Final Quiz
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Learning Outcomes
You learned what
carbon dioxide (CO₂)
is — and how it builds up in crowded or poorly ventilated rooms.
You spotted things that make CO₂ levels rise — like breathing, closed windows...
You found out that too much CO₂ can make people feel tired, dizzy, and have trouble concentrating.
You discovered smart ways to reduce CO₂ — like opening windows, using exhaust fans, adding indoor plants, and using a CO₂ monitor.
You remembered to always make sure the air is fresh — and to encourage ventilation whenever possible.
You became an
Indoor Air Hero
— keeping your classroom or home fresh, healthy, and safe to breathe!
References
Human Breath: EPA.gov - Indoor Air Quality
Poor Ventilation: ASHRAE.org - Ventilation Guidelines
Overcrowded Indoor Spaces: NIH (EHP Journal) – Cognitive Impact of CO
Use Mechanical Ventilation Systems (HVAC with Fresh Air Intake: ASHRAE.org – Indoor Air Quality Standards
Add Indoor Plants: NASA Clean Air Study Summary
Monitor CO₂ Levels with Sensors: EPA – Guide to Air Quality Monitors