It depends on the co-op. Some meet every day, in which case yes it's effectively a private school. My kids used to attend a co-op that met once a week for han

It depends on the co-op. Some meet every day, in which case yes it's effectively a private school. My kids used to attend a co-op that met once a week for hands-on, group learning activities. The rest of the time, they were doing their course work at home.