VESI – Harjutused ja ülesanded

Archived — Categories:
• • Playful activity
• • Manual, handbook or methodical collection
• • Assignement
• • Environment, climate and sustainability
• • Consumption and economy
• • 16+
• • 13–16
• • Social studies
• • Natural science
• • Estonian

Harjutusi ja ülesandeid vee teemal leiad siit.