Expensive ones have video links with remote online teachers. There is a considerable range here, and the number of availabilities is increasing constantly. Several districts maintain computer labs featuring a variety of learning activities. These professional programs are both productivity software and teaching tools, both content and course. A student needs these to integrally advance their interests.
Materials are available for take-home by students.
These range from simple to fairly complex, from low tech to fairly high. As we all know, informal things happen, sometimes quite humorously. It is said that the FAX machines between the Issaquah Plateau and the Seattle Public Library Information Service hum constantly every weekday evening with homework queries and answers. The little nippers are on top of developments. Interactive Curriculum Hard Distribution Enrichment classes are offered for shared schoolers.