For Intermediate Players

Upgrade Chess Tactics in Open Games to Multiplatform 5x
Levels 6 - 8 [Rating 1600-2200]; Opening. Theory and playing hooks in Open Games, appearing after moves 1. e4 e5 2. Nf3 Nc6 3. Bc4: Two Knight’s...

Upgrade Chess Tactics in Sicilian Defense II to Multiplatform 5x
Levels 6 - 8 [Rating 1600-2200]; Opening. Theory and hooks in the most deciding variations of the Sicilian Defense developing after moves 1. e4 c5 2....

Upgrade Chess Tactics in Sicilian Defense to Multiplatform 5x
Levels 6 - 8 [Rating 1600-2200]; Opening. An extensive course covering the most sharp and deciding variations of the Sicilian Defense.

Upgrade Chess Tactics in the Opening Set to Multiplatform 5x
Levels 6 - 8 [Rating 1600-2200]; Opening. A full set of all 10 courses of the Chess Tactics in the Opening series.

Upgrade Total Chess Tactics to Multiplatform 5x
Total Chess Tactics package consist of 3 products: Chess Tactics level 1, 2 and Chess Tactics level 3.

Upgrade Training Package for Interm. Players to Multiplatform 5x
Chess Training Package for intermediate players consists of five magnificent educational programs that cover all the aspects of chess: Opening,...

Upgrade Chess Tactics for Interm. Players to Multiplatform5x
You have to find the most important moves. Once you're solving a problem and proposing a wrong move. (ELO 1600-2200). English and Spanish versions...

Upgrade Encyclopedia of Middlegame III to Multiplatform 5x
Levels 7 - 9 [Rating 1800-2400]; Strategy. More than 520 examples and 700 exercises on chess middlegame.

Upgrade Encyclopedia of Middlegame IV to Multiplatform 5x
Levels 7 - 9 [Rating 1800-2400]; Strategy. More than 520 examples and 850 exercises on chess middlegame.

Upgrade Encycl. of Middlegame I, Openings to Multiplatform 5x
Levels 7 - 9 [Rating 1800-2400]; Strategy. More than 1375 examples and exercises on chess middlegame.