Children’s plaque can usually be removed by brushing, and if the plaque is more serious, you can consider dental cleaning. 1. Plaque is a kind of plaque made up of bacteria that adheres to the teeth. For children, the common causes of plaque are sweet tooth, not paying attention to oral hygiene, and low immunity. 2. Plaque can be removed by brushing with a soft-bristled toothbrush. If a child’s plaque is heavy and forms dental calculus, it is necessary to consider removing the plaque by means of scaling, etc. Meanwhile, parents should avoid giving the child food that is not suitable for him or her. At the same time, parents should avoid giving children too much sweet food, if you eat sweets, you should give children rinse their mouths in a timely manner, or brush their teeth to clean up the oral cavity, you can eat some high-fiber foods to improve the teeth’s ability to resist dental caries.