The Pebble Classic has less memory than newer models like the Pebble Time, so we've had to limit its "Change Routines" menu to displaying no more than 6 routines per child. When possible, the most relevant 6 routines will be displayed. 

This limitation does not affect the Pebble Classic's automatic routine selection - in other words, if you have more than 6 routines, it will still suggest the most relevant routine to run for the current date and time, considering all your routines