Level Subject Quest. Date pub. Go!
2 Endings: The opposition 15 2001-07 Go!
4 Endings: Rook vs 2 conn. pp. 20 2003-05 Go!
2 Tactics: The pin (I) 15 2003-07 Go!
4 Endings: Basic rook endings 15 2004-01 Go!
1 Basics: The chess pieces 10 2006-09 Go!
1 Basics: Setting up the pieces 10 2006-09 Go!
1 Basics: The chessboard 10 2006-09 Go!
1 Basics: The algebraic system 10 2006-09 Go!
1 Basics: The knight 10 2006-10 Go!
1 Basics: The Queen 10 2006-11 Go!
1 Basics: Simple mates 10 2007-02 Go!
1 Basics: Checks 10 2007-02 Go!
4 Strategy and tactics: LCMBM 15 2007-11 Go!
4 Strategy and tactics: LCMBM2 15 2007-11 Go!
3 Tactics: Discovered attack 10 2008-11 Go!
2 Tactics: Short games 10 2008-11 Go!
2 Tactics: Mate patterns 10 2008-12 Go!
3 Tactics: Deflection 10 2009-01 Go!
3 Tactics: The pin (II) 10 2009-01 Go!
3 Tactics: Passed Pawns 10 2009-02 Go!
3 Tactics: Overload 10 2009-03 Go!
4 Retroanalysis 1 10 2009-03 Go!
2 Chess symbols 20 2009-03 Go!
2 Chess symbols (II) 20 2009-03 Go!
4 Tactics: advanced 10 2009-03 Go!
3 Tactics: To see or not to see 10 2009-03 Go!
3 Visualization 25 2009-04 Go!
4 Visualization 2 25 2009-04 Go!
2 Tactics: The Double attack 10 2009-04 Go!
2 Tactics: Attacking f7 10 2009-04 Go!
2 Openings: Benoni, first steps 15 2009-04 Go!
3 Endgame tactics: Rook Magic 15 2009-05 Go!
2 Basics: Checkmates in 1 move 20 2009-05 Go!