HomeHacker News Show HN: An interactive map of the 1M most-assigned books in college syllabi https://ift.tt/3tSjUA6 byHat hair -February 14, 2021 0 Show HN: An interactive map of the 1M most-assigned books in college syllabi https://ift.tt/2LVX72R February 14, 2021 at 11:57PM Tags: Hacker News Facebook Twitter