Owen ... Chongqing Primary School English Training School has different textbooks for students of different ages. For 3-5-year-old children, Beeno series provided by Pearson Education Group is selected as learning materials to pay attention to the all-round development of children's early English learning skills. From 7 years old to 12 years old, the series of textbooks "The Way Forward" provided by Macmillan Publishing House are adopted, with six levels. From 13 to 18 years old, Top Notch is an educational solution tailored for teenagers, level 6 * * *, combined with "magic exam-oriented curriculum package". At which stage do you choose your child's age?