Due to the amazing generosity of content providers, not for profit organisations and many, many volunteers, these educational and training resources are made available to all at no cost via the internet.
NO INTERNET? NO PROBLEM!!
Consider purchasing a very inexpensive Teacher in a Box offline server from us.
A Teacher in a Box server sets up a local area network so a single server will support a large number of users via Wi-Fi without any data costs at all. No internet is needed.