Raising a Bag of Toys - Pulley vs. Inclined Plane

Is it easier to lift a bag full of toys with an inclined plane or a pulley? Readers will see how a group of kids compares two simple machines and decides which one does a better job.

Info autore

Mari Schuh's love of reading began with cereal boxes at the kitchen table. Today Mari is the author of hundreds of nonfiction books for beginning readers, covering topics from tomatoes to tornadoes. She lives in the Midwest with her husband and still enjoys a big bowl of Honey Nut Cheerios. Learn more about her at marischuh.com.

Dettagli sul prodotto

• Autori: Mari Schuh, Mari C Schuh, Mari C. Schuh
• Editore: Lerner Publishing Group
• Lingue: Inglese
• Raccomandazione d'eta': 6 a 7 anni
• Formato: Copertina rigida
• Pubblicazione: 30.11.2016
• EAN: 9781467780247
• ISBN: 978-1-4677-8024-7
• Pagine: 24
• Dimensioni: 157 mm x 180 mm x 8 mm
• Peso: 181 g
• Serie: First Step Nonfiction - Simple; First Step Nonfiction - Simple; First Step Nonfiction -- Simpl
• Categorie: Libri per bambini e per ragazzi > Saggi / saggi illustrati > Scienze naturali, tecnica; Scienze naturali, medicina, informatica, tecnica > Tecnica > Meccanica, tecnica di produzione