At least some content in this article is derived from information featured in Harry Potter: Hogwarts Mystery. Spoilers will be present within the article.
Cram It!: How to Soar on Your O.W.L.s is a study guide intended to help fifth year students at Hogwarts School of Witchcraft and Wizardry prepare for their Ordinary Wizarding Level (O.W.L.) exams. Ron Weasley read this book while simultaneously eating a sausage at breakfast one morning in the Great Hall in 1995.