Roedd Prif Weinidog Cymru, Mark Drakeford, yn wynebu math gwahanol o groesholi yr wythnos hon pan gymerodd gwestiynau gan ddisgyblion ysgol mewn sesiwn holi ac ateb ar-lein.
First Minister Mark Drakeford faced a different kind of grilling this week as he took questions from school pupils in an online Q&A session.