K'NEX Education Intro to Simple Machines Gears Set
198 parts to make seven different replicas of real world simple machines STEM Concepts: making wo
SKU: 72-1907
$50.75
198 parts to make seven different replicas of real world simple machines STEM Concepts: making wo
SKU: 72-1907
143 parts to build unique, fully-functioning replicas of real-world gear models: a crank fan, an e
SKU: 72-3709
Constructed of high grade alloy steel Manufactured with a full high polished finish Drive tools
SKU: 18-0390
Flex shaft allows extension to bend into multiple positions Designed to access extreme angled fas
SKU: 18-0809