Fis Ionawr diwethaf roedd Llywodraeth Cymru wedi cyhoeddi ei bwriad i gynnal prosiect peilot mewn partneriaeth â Chyngor Sir y Fflint, i brofi effaith cyfradd cyllido gyson ar addysg yn y blynyddoedd cynnar a gofal plant, fel rhan o Gynnig Gofal Plant Cymru.
In 2019 the Welsh Government undertook a pilot project, in partnership with Flintshire County Council, to test the impact of a consistent funding rate for early education and childcare within the Childcare Offer for Wales.