Almost 300 schools have been involved in the 2023 to 2024 cohort as emerging, developing or established enquirers, based on their level of expertise.
Mae bron 300 o ysgolion wedi bod yn rhan o garfan 2023 i 2024 fel egin ymholwyr, ymholwyr sy'n datblygu neu ymholwyr sefydledig, yn seiliedig ar eu lefel arbenigedd.