This weathered tome is filled with strange notations, scribbles, and equations. Once per long rest a character may whisper a question on a specific creature, location, or object. The book opens to a page containing information on the query, granting advantage on an immediate skill check pertaining to the question. 

Notes: character spending one long rest obsessively pouring over the book, gaining no other benefit from the long rest., divination, BagOfHolding2025