`Summer Dives into Knowledge` is a fun way for students to review the material from the class they completed, creatively utilizing their time during the summer holidays. The aim of the book is to help students realize that learning can become an enjoyable process through interesting and imaginative activities. The book is divided into 40 `dives` (sections) and each `dive` includes quizzes, crosswords, riddles, matching questions, fill-in-the-blank questions, True-False questions, multiple-choice questions, mazes, word searches, etc.