Activity Worksheet Copy Master for Activity 28 - Problem Solving with Pulleys - Curtain Up! - Set 9631

Reference

9631b22

Activity Worksheet Copy Master for Activity 28 - Problem Solving with Pulleys - Curtain Up! - Set 9631 (part 9631b22) is a LEGO element. CollectORbuild's catalog records it in 1 set, including Simple and Motorized Machines Activity Pack.