If you are looking for it most likely refers to the award-winning interactive novel by Choice of Games or a specific fantasy book series. 1. The Magician's Workshop (Video Game)
This is a fantasy series by authors Christopher Hansen and J.R. Fehr. the-magician-s-workshop-free-download
There is also an academic piece titled "From the Magician’s Workshop: Notes on the Materiality of Greek Curse Tablets" available on Academia.edu . If you are looking for it most likely