This site is old and no longer updated and yet there’s so much still available, from language learning to BBC Bitesize for revision. No TV licence required except for content on BBC iPlayer.
Creative computer programming
All sorts of engaging educational videos
National Geographic Kids
Activities and quizzes for younger kids.
Free science lessons
The Kids Should See This
Wide range of cool educational videos
Science awards you can complete from home.
Digital enterprise award scheme you can complete online.
Paw Print Badges
Free challenge packs and other downloads. Many activities can be completed indoors. Badges cost but are optional.
All kinds of making.
Listening activities for the younger ones.
Oxford Owl for Home
Lots of free resources for Primary age
Red Ted Art
Easy arts and crafts for little ones
K Find Out
Activities and quizzes
This is more for printouts, and usually at a fee, but they are offering a month of free access to parents in the event of school closures.