Since schools closed at the start of the crisis, many children and young people have felt anxious about loss of learning and not being able to see their friends.
Ers i ysgolion gau ar ddechrau’r argyfwng, mae nifer o blant a phobl ifanc wedi bod yn teimlo’n bryderus am golli cyfleoedd dysgu a methu gweld eu ffrindiau.