In this episode, we hear from four of our lead practitioners and their experiences developing formative assessment practices through consideration of teaching and curriculum design. Featuring Jamie Jones from Maerdy Primary School in RCT, Sarah Tudur from Ysgol Gynradd Gymraeg Iolo Morgannwg in the Vale of Glamorgan, Rhys Ivins from Pontypridd High School in RCT and Catrin Evans from Ysgol Gyfun Gymraeg Llangynwyd, this is a must-listen for anyone thinking about formative assessment in their setting.