Prevously published as: How do dinosaurs learn their colors?. New York : Blue Sky Press, 2006, and: How do dinosaurs count to ten?. New York :Blue Sky Press,2004.
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How do dinosaurs learn colours and numbers? by Jane Yolen. ISBN 9780007244737. Published by HarperCollins Children's Books in 2007. Publication and catalogue information, links to buy online and reader comments.
