I currently work full time for a family with 3 boys. The boys are currently 5 months, 2.5 and 5. I've been with them 2 years and 5 months. I work M-F, 7am-5pm. I am not a live in nanny.
The boys schedule is like this:
Baby: with me, all week, all day.
2.5yr old: preschool M,W,F - 8:30am-12:30. Then with me 12:30-5. Naps 1pm - 4pm. T & Th: With me all day.
5yr old: Pre-K M-F. 8:30am-4:45ish when mom picks him up.