About the Book Who Took the Cookies from the Cookie Jar will be a family favourite shared by children and parents alike while engaging in a fun filled mystery as Lucy embarks on an adventure to solve the mystery of the missing cookies from the cookie jar. Book Synopsis Who Took the Cookies from the Cookie Jar will be a family favourite shared by children and parents alike. Preschool and primary students will enjoy learning subtraction and enhancing their math skill while engaging in a fun filled mystery as Lucy embarks on an adventure to solve the mystery of the missing cookies from the cookie jar. A must have math resource for preschool and primary school teachers.