However, evidence about what works in improving outcomes for children and young people remains patchy, particularly in terms of their education and wellbeing.
Fodd bynnag, mae tystiolaeth am yr hyn sy’n gweithio o ran gwella canlyniadau i blant a phobl ifanc yn parhau i fod yn anghyson, yn enwedig o ran eu haddysg a’u llesiant.