German only
https://www.bbc.co.uk/bitesize/subjects/zjq7hyc
This is aimed at pupils at primary doing second level so P4-P7.
https://www.goethe.de/ins/gb/en/kul/ser/onl.html
Lots of materials from beginners to advanced. Also e-books and audio books.
https://learngerman.dw.com/en/overview
Courses from beginners to advanced level
https://www.dw.com/en/langsam-gesprochene-nachrichten-learning-german/a-2925601
News spoken slowly – suitable for H/AH or staff with knowledge of German
Podcast in German H/AH
https://www.bbc.co.uk/bitesize/subjects/zqyc7ty
Nat 5 level German – you can also do Higher