Collins Big Cat - What's Up with Time?: Band 14/Ruby

by Rebecca Heddle

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. * Ruby/Band 14 books give increasing... This description may be from another edition of this product.

• Format: Paperback
• Language: English
• ISBN: 0008208840
• ISBN13: 9780008208844
• Release Date: September 2017
• Publisher: Collins
• Length: 48 Pages