The development of the programme has reflected the impacts that current evidence has outlined, recognising the need to support different groups of learners in the appropriate way.
Mae datblygiad y rhaglen wedi adlewyrchu'r effeithiau y mae tystiolaeth gyfredol wedi'u hamlinellu, gan gydnabod yr angen i gefnogi gwahanol grwpiau o ddysgwyr yn y ffordd briodol.