The direct download links for the known nebo files are below
https://download.kobobooks.com/eread...ition-math.zip
https://download.kobobooks.com/eread...on-diagram.zip
https://download.kobobooks.com/eread...aw-content.zip
https://download.kobobooks.com/eread...text-en_US.zip
Does anybody know the locale string for English UK in the link above n bold ^
Ive tried changing the last part to en_UK, en_EN, en_GB, gb_EN, uk_EN, without luck.
I suspect kobo has a different string for english UK