Author(s): Mari C Schuh
Format: Hardback
No. of Pages: 24
Publisher: Lerner Publications
Language: English
Date Published: 2015-08-01
Dimensions: 160 x 180 x 8mm
Publication City/Country: Minneapolis, United States
Edition:
Illustrations: Index; Illustrations, color

Which works better to haul a pumpkin--a lever or wheels and axles? Readers will see how a group of kids compares two simple machines and decides which one does a better job at moving the pumpkin. This book supports engineering design standards for primary grades in the Next Generation Science Standards.