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

https://slowgerman.com/

Podcast in German H/AH

https://www.bbc.co.uk/bitesize/subjects/zqyc7ty

Nat 5 level German – you can also do Higher