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The textbook is based on the Model Educational Programme developed under the guidance of O. Savchenko. The textbook contains elementary theoretical information; visual aids in the form of memos, diagrams, samples of reasoning; systems of tasks for updating basic knowledge, creating a problem situation and its solution, primary consolidation, formation of skills and abilities, continuous repetition.

The author's methodological system implemented in the textbook is aimed at developing students' skills in counting and arithmetic calculations, the ability to work with mathematical problems, geometric and logical tasks.

The textbook offers online support on the website interactive.ranok.com.ua: online testing, an electronic version of the textbook for free download, methodological support in the form of author's webinars.

The textbook is intended for 2nd grade students of general secondary education institutions.