News organizations have lots of articles about instances of book challenges and book bans. They're a great resource to learn about books that are being challenged right now.
Freedom to Read keeps a list of frequently challenged books in Canada. They also do lots of advocacy work to protect intellectual freedom.
PEN America does a lot of work to track book challenges and book bans. They're American, but many of the books they mention are also challenged in Canada.
Use Alexandria to search our catalogue
Use the "Search" function. You can look things up by keyword, title, author, etc.
Find out more about this book and why it was challenged