Almost 250 schools have been involved in the 2022 to 2023 NPEP as emerging, developing or established enquirers, based on their level of expertise.
Mae bron 250 o ysgolion wedi cymryd rhan ym mhrosiect 2022 i 2023 fel egin ymholwyr, ymholwyr sy'n datblygu neu ymholwyr sefydledig, yn seiliedig ar eu lefel arbenigedd.