3The book "Ruler" by Sheila Rivera is a juvenile nonfiction book published by Lerner Publishing Group in 2006. It is part of the First Step Nonfiction -- Simple Tools Ser., focusing on Science & Nature / Weights & Measures and Technology / Machinery & Tools. The book is written in English and includes illustrations. With 8 pages and weighing 0.8 Oz, this trade paperback serves as a valuable resource for young readers interested in learning about rulers and measuring tools.
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