How well do you know the air you breathe? 🌬️
What does it mean when CO₂ rises in a classroom, and why do we feel sleepy? When is ventilation truly “smart”? Which dust is more sneaky — PM10 or PM1? And what should we do in practice when there are warnings about African dust? 😷 (hint: not air fresheners!)

🎯 PLAY our NEW QUIZ to find the answers and earn up to 190 points!
You can play as many times as you like — your highest score is what counts.

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🤝 This quiz was created in collaboration with Embio Diagnostics, using air-quality knowledge and data to help us learn practical ways to breathe better — at school and at home.