by Graham Round (Illustrator), Graham Round (Illustrator), Karen Bryant-Mole (Author)
The "prehistoric" Og family brings math into amusing everyday situations
Format: Paperback
Pages: 32
Edition: illustrated edition
Publisher: Usborne Publishing Ltd
Published: 31 Dec 1995
ISBN 10: 0746010737
ISBN 13: 9780746010730
Children’s book age: 7-9 Years
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