This article shows you a simple technique for adding a second switch to a stairway light or a light in any room in your home. It covers running new electrical cable and connecting both switches, and replacing undersized electrical boxes. Make your house safer and more convenient by following these how-to photos for adding a second light switch.
How to wire a three-way light switch with a diagram | ehow, The terminology used for residential light switch wiring can be confusing. Description from besttoddlertoys.eu. I searched for this on bing.com/images
Save yourself a lot of headaches by identifying the wires as you install them. It's a lot harder to figure out which wires go where when they're covered with drywall. Many electricians use a “code” for marking wires, and so can you. Here's one example. Wrap three-way switch “travelers” loosely and wrap the common wire tightly around them for easy identification later.
Relay Race Tic Tac Toe. You only have 3 items per team (there is never a cats game), so after the 1st three people go, the next people go and move one of their items to a new place. Lots of creative ways to switch this up (create obstacles, 3 legged races, crab walk over to it, etc)