Synchronous review-one lesson and one practice, periodic review-synchronous papers, special classes-special exercises.

1. Synchronous review lesson-The main function of the teaching AIDS used in the daily review of "one lesson and one practice" is to complete a lesson and help students consolidate. Therefore, the teaching AIDS at this stage are usually called "one lesson and one practice". Parents often report that a supplementary book is too simple or has too few questions. This may be a misunderstanding of the function of "synchronous teaching AIDS". Synchronous teaching AIDS are used to help students consolidate, not that kind of difficult competition. 2. Periodic review-"Synchronous test paper" There is also a review book that is a synchronous comprehensive test paper book, which is suitable for training. There will also be some areas that will produce some comprehensive examination papers from their local famous schools, which is slightly more difficult. 3. Special category-"Special exercises" will also have some special exercise books. For example, there are two major topics in primary school mathematics, calculation and application. If the child is weak in some aspects, you can choose relevant books as training books.