Igor Yanvarev "Tactical Mastery of a Chess Player. Volume 2. Basics of Calculation Techniques". Andrey Elkov Publishing House, Moscow, 2025 - 392 p. Before you is the second book from the three-volume work by International Master I.K. Yanvarev, a famous trainer, author of the fundamental work "The Old Indian Played by Tigran Petrosian" (2010), which received recognition from readers and was republished abroad. The three-volume work is united by a common idea - tactics and combinations in chess. In fact, this is a turnkey textbook, it explains everything from scratch to an advanced level. The second volume is devoted to the basics of calculation techniques, such topics as the tactical "spectrum" of a position, concentration of attention, inclusion of imagination are considered, the "tree of variations" is interpreted in a new way, the practical component is emphasized - the economy of calculation. A separate chapter allows the reader to assess their ability to calculate variations and outline ways to eliminate weaknesses. Each chapter ends with a large number of carefully selected examples for independent solution. Unlike other similar publications, the author examines chess tactics as a single whole, in combination with strategy and elements of psychology. It is based on the original author's methodology, which has proven itself well when working with chess players of various qualifications. Excellently selected examples, a clear logical structure and consistency in the presentation simplify the understanding of the material. For a wide range of chess fans.

Made in Holland. Chess computer "Centaur" easy to use. You can easily install any language. Using the touch panel  40x40 cm (cell size 48 x 48 mm) you can easily move the figures. The sensors will record strokes. The board has a capacious rechargeable internal battery. The uniqueness of the computer is that it quickly adapts to  your playing strength (from beginner to grandmaster) so that you have the right opponent. Centaur will help you analyze the game so as not to make the same mistakes and improve your chess skill. Please note, computer is not compatible to connect to your PC or online chess. The set includes USB cable and DGT electronic chess pieces . Height of the king is 86mm.  

Magnetic road chess: folding board-case made of artificial leather, tablet-figures with a convex image. Wallet size 19x22 cm. The playing field is 15.5 x 15.5 cm. Cell 2x2 cm.

This tutorial is addressed to those who want to learn to play chess on their own and improve further. The lesson-based method of presentation, as well as numerous exercises, contribute to the consistent assimilation of the rules and laws that form the basis of the chess game. The book contains extensive educational material, which is presented to the reader in accordance with modern pedagogical principles. The purpose of this manual is to train chess players of the III category (rating up to 1800). The textbook can also be used for classes in groups - it covers the material of existing programs of the first year of study in children's and youth chess schools.

The size of the board when folded is 46x23x5 cm. The size of the board when unfolded is 35x35 cm. Cage size is 4.6x4.6 cm  The height of the king is 10 cm. The diameter of the base is 3 cm. Pawn height 5.5 cm. Base diameter 2.8 cm. Weight 1380 g. ART 123 Manufacturer Poland