You do the Maths: Launch a Rocket into Space
by Hilary Koll, Steve Mills, Vladimir Aleksic
ISBN 13: 9781781716861
Format: Hardcover (32 pages) Publisher: QED Publishing Published: 29 Sep 2014
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You do the Maths: Solve a Crime
ISBN 13: 9781781716953
Format: Paperback (32 pages) Publisher: QED Publishing Published: 15 Jun 2015