This is Book 6 in the CA3 Datblygu Rhifedd Series. See all CA3 Datblygu Rhifedd books here.
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Hilary Koll (Author)
Hilary Koll is a part-time Mathematics Co-ordinator and teacher of children in Berkshire Primary school. She works as a Lecturer in Mathematics Education at the University of Reading on undergraduate, post-graduate and in-service training courses.
Steve Mills (Author)
Steve Mills beg
HILARY KOLL was a Mathematics Co-ordinator and Maths Teacher in Bracknell primary school and has also worked as a part-time lecturer in Mathematics at the University of Reading. Hilary has more recently turned her attention towards publishing and is now a full-time writer and consultant in mathematics education. She has written over 150 titles for a variety
More about Steve MillsElizabeth Hawkins is a prize-winning children's author. She enjoys writing for both the very young and older children. Formerly a journalist, she began to explore children's literature and write books for children following the births of her three sons. She also teaches workshops in London on writing for children. Brought up in the West Midlands, s
More about Paul Cemmick
