This third puzzler in the Kanoodle line has more mind-bending challenges. Kanoodlers can test their skill with 303 puzzles in these formats: Traditional 2-D, Traditional 3-D, and the new 2-D puzzles that feature a sliding puzzle board. These challenges help build spatial reasoning and critical thinking skills. Ages 8+. Each Kanoodle Extreme Classroom pack includes 10 individual games for your students.