Your child is probably beyond this but it's one of my favorite pre-calculus books Mathematics, a human endeavor by Harold R. Jacobs https://openlibrary.org/bo

Your child is probably beyond this but it's one of my favorite pre-calculus books Mathematics, a human endeavor by Harold R. Jacobs https://openlibrary.org/books/OL5699810M/Mathematics_a_human_endeavor https://openlibrary.org/books/OL5699810M/Mathematics_a_human...