The 48 weeks includes 39 weeks of combined education and childcare during school term-time and 9 weeks of childcare outside of school terms.
Mae’r 48 wythnos yn cynnwys 39 wythnos o addysg a gofal plant cyfunol adeg tymor ysgol ynghyd â 9 wythnos o ofal plant y tu allan i dymhorau ysgol.