African Story Book Emakhuwa
Open access to picture storybooks in the languages of Africa. For children’s literacy, enjoyment and imagination.
https://www.africanstorybook.org/
creative_commons
Yes - it has a direct download link or links
https://www.africanstorybook.org/
Yes
non-commercial use
cc-by-nc-nd-4.0: Creative Commons Attribution Non Commercial No Derivatives 4.0 International