Cyfres Lego: 5. Cwrdd â'r Marchogion
by Julie March,Mari George
ISBN 13: 9781849670258
Format: Hardcover (50 pages) Publisher: Rily Publications Ltd Published: 17 Aug 2018
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Sut i Ddofi Corryn
by Mari George
ISBN 13: 9781835390009
Format: Paperback (160 pages) Publisher: Sebra Published: 31 Oct 2023
Cyfres Amdani: Pass y Sugnydd Llwch Darling
by Mari George,Rhodri Owen,Lucy Owen
ISBN 13: 9781785622403
Format: Paperback (44 pages) Publisher: Gomer Press Published: 10 Oct 2018
Cyfres Roli Poli: Jac yn Achub y Dydd
by Mari George,Petra Brown
ISBN 13: 9781785621130
Format: Paperback (48 pages) Publisher: Gomer Press Published: 11 Jun 2018
Awen Drwy'r Storiau, Yr - Cerddi'n Seiliedig ar Chwedlau
by Mari George,Mari George,Martin Crampin,Martin Crampin
ISBN 13: 9781911584339
Format: Hardcover (104 pages) Publisher: Cyhoeddiadau Barddas Published: 04 Mar 2020