by Alan Rowe (Illustrator), Becca Heddle (Author), Becca Heddle (Author), Collins Big Cat (Primary Contributor), Alan Rowe (Illustrator)
How do we measure time, and where does it come from? How do clocks work - and what happened before they were invented? Find out the fascinating answers inside.
Format: Paperback
Pages: 48
Publisher: Collins
Published: 22 May 2017
ISBN 10: 0008208840
ISBN 13: 9780008208844