Blwch yn cynnwys: 19 gêm mewn waledi plastig; 1 pecyn yn cynnwys disiau, cownteri, ayb; 1 ddalen wedi'i phlygu = Box contains: 19 games in plastic wallets; 1 pack containing dice, counters, etc; 1 folded leaf.
Gemau coch : casgliad o gemau mathemategol i gyd-fynd â gwaith Mathemateg Cynradd Caergrawnt, Modwl 7. ISBN 1857871766. Published by Canolfan Astudiaethau Iaith in 1996. Publication and catalogue information, links to buy online and reader comments.