Switch on the lights

This is the link for Switch on the lights:

https://drive.google.com/open?id=0B4YLBJzOULYRMkR5RHVYN2RPLW8

This is the link for Procedure of this task in class:

https://drive.google.com/openid=0B4YLBJzOULYRTEVFTXN3WkdHRFNoZ3M1cUZoTDRiN1Q2U05Z