Author: Max Low; Welsh Adaptation:  Alexa Price.

Series Ceri a Deri.

Learn to count with Ceri and Deri! Max Low's mischievous friends teach young children to count from 1 to 10 with the help of other favourite children's characters from the Ceri and Deri series.

Awdur: Max Low; Addasiad Cymraeg:  Alexa Price.

Cyfres: Ceri a Deri.

Dysgwch gyfri gyda Ceri a Deri! Mae ffrindiau direidus Max Low yn dysgu plant ifanc i gyfri o 1 i 10 gyda help rhai o hoff gymeriadau eraill plant o gyfres llyfrau Ceri a Deri.