True, The PlayPump provides cleaner water without using electricity than many traditional wells, The PlayPump stores more water in a tank, so people can use it even when children are not playing., Some communities found the PlayPump harder to use because it requires more spinning than other water pumps., False, The PlayPump can only be used when children are playing., PlayPumps are the fastest way to provide water to communities., PlayPumps are the cheapest and require no maintenance.

2402

על ידי
הדפסה
הטבעה

לוח תוצאות מובילות

סגנון חזותי

אפשרויות

החלף תבנית

האם לשחזר את הנתונים שנשמרו באופן אוטומטי: ?