Highness: for children 6-10 years old. Ivanov V.S.

The simulator is designed so that senior preschoolers and primary school students can learn to quickly and without mistakes to consider both in the mind and on paper. You can start working with this manual with any level of training. The child will find tasks of all levels of complexity here, ranging from an elementary account within a dozen and ending with arithmetic actions with five -digit numbers. The tasks are gradually becoming more complicated, due to which the speed of calculations will gradually increase steadily. Exercises are given in a playful way, which will contribute to the disappearance of a child of fear of mathematics.

The correctness of the solutions can be checked by looking into the answers. In addition to the main task, the exercises of the simulator are aimed at developing interhemispheric interaction, attentiveness and perseverance.