Photos Ketley Primary wins most improved school yard competition By Stabroek News November 19, 2014 Ketley Primary is the winner of the Most Improved School Yard competition for healthy schools in Guyana hosted by the Environmental Community Health Organisation (ECHO), a release from the group said yesterday. This Arian Browne photo shows joyful students in the school compound yesterday. More in Photos Kumaka walkabout New school term Disruption: Getting there: