Inspirisles
Inspirisles and its sequel Overisles are tabletop [role-playing games] by Richard Oxenham that teach basics of American [Sign Language] and British Sign Language while players cast spells and solve puzzles. The settings are based on Celtic mythology and Arthurian legend. Inspirisles was published in 2021 after raising £31,501 on kickstarter and the sequel, Overisles, was published in 2023 after raising £183,621.