As I deal with payroll, most clients need their payroll done by 3pm, so it really works well with school friendly hours. Well that is assuming they are a client on the Eastern side of Aus
I find I can't work from home either. I get snappy at the kids. I can do a quick bit of research, but any data related work is too risky.
Occasionally one or both of the girls may come into work with me, but it is only ever for around an hour.