Use a die to see where you land.
You could also make up more "service" ideas to pose to the kids if you have more than a few and you play it more than once.
There's aren't markers for this, but you could use lots of different things.
- different colored buttons
- colors little pinto beans or something
- use markers from a different game (Trouble, Monopoly, etc)
Need a refresher on how to play "Chutes and Ladders"? Go HERE for instructions.