Orthodontists generally use the Index of Orthodontic Treatment Needs (IOTN) to determine whether people qualify for further orthodontic treatment. This allows triaging of treatment resources to only those in greater need of treatment. At current…

Interactive Pre-Maths. Preschoolers can learn early Mathematics by using interactive and augmented reality. The activities developed by Ompok (2021) based on National Preschool Standard Curriculum (2017) such as 

• Perception of…