Mathematics. 1st Grade. Developing Automatic Counting Skills from 0 to 20

This teaching aid is aimed at effective learning of mathematics in the 1st grade. In a simple and accessible form, it allows the child to develop, consolidate, and check key skills in the most important topics of the subject being... studied.
Carefully selected examples will help not only to master simple arithmetic operations of addition and subtraction within 20 to the point of automatism but also to learn how to correctly present mathematical solutions.
All tasks are clearly formulated and systematized within a single spread. The child can independently evaluate the work done on each page — by circling a sun with the corresponding grade in the margins.