Schools that are preparing well for the Curriculum for Wales have engaged in wider cluster working, in a collaborative rather than competitive culture.
Mae ysgolion sy'n paratoi'n dda ar gyfer y Cwricwlwm i Gymru wedi ymgysylltu â gwaith clwstwr ehangach mewn diwylliant cydweithredol yn hytrach nag un cystadleuol.