Help parents teach their children who do not like to brush their teeth, and help parents explain to them the importance of dental health. Dental Comparative Study Model - High-quality 6-fold caries comparative study model. It is a useful equipment for student learning and helps students study caries more easily and visually. It can be used not only for dental study and research, but also for dental teaching Dental teaching model - Used for the study of caries structure and dental teaching. Dentists can easily communicate with patients through the two-sided contrast of caries, thus increasing awareness of protecting their teeth.