In a further development from Wave 1, no senior leaders in Wave 2 reported concerns about informing parents of changes to their curriculum.
Mewn datblygiad arall o gymharu â Cham 1, ni fynegodd unrhyw uwch-arweinwyr yng Ngham 2 bryderon ynglŷn â hysbysu rhieni am newidiadau i'w cwricwlwm.