LEGO 9641 Pneumatics Add-on Set for Machines & Mechanisms
PRODUCT DESCRIPTION
This add-on set is intended to be combined with the Simple & Powered Machines Set. It includes pumps, tubes, cylinders, valves, air tank, a manometer, and full-color building instructions for four real-life pneumatic models.
The accompanying curriculum pack provides new lesson plans and problem-solving activities, as well as teacher guides and student worksheets