Some opening theory is explored in Kaplan's books ( see links https://lidraughts.org/forum/general-draughts-discussion/web-resources-for-international-8x8-draughtsbrazilian-draughts )

@Twoblackcheckers The opening theory between "straight" and "backwards jumping" variants is not compatible (but I like all variants,). While in "straight" variants, playing single corner opening b…

@jeffreyq2 true, but why do you restrain from obtaining extra material which introduces clear win?

59. .. 48-37? indicates that a player has a little experience in handling kings. 59. .. 48-25, and white can't exploit majority capturing by 60. 19-14: black has two valid capturing choices. Both 60.…

@honeybee20253 52. .. 12-18 is very inferior move. Black has solid material advantage, and there is NO rational reason to go for king endgame! Please, keep in mind that if you have significant pos…

@Kill40 Ça arrive si tu choisis à jouer une partie sous le côntrole du temps. Tu peux créer une partie sans le côntrole du temps ou, en d'autres mots, sous la cadence ILLIMITÉE.

@Tim Had you take part into puzzle solving tournaments? Although they are not very popular, they are run in some Central and Eastern European countries; players can earn titles in them, and there are …

@MichelStempher 1. .. 24-30 wins, but it should not be classified as an economic solution: you are not supposed to spend 2 moves, when 1 move is sufficient. Therefore, I would evaluate 1. .. 24-30 wit…

Despite lower number of squares, Russian, Brazilian or Pool draughts are much harder to master than International draughts. There is relatively big theory behind many openings (but it is not so much i…

Some books in Spanish and English (mainly on Spanish draughts, but few of them are on International draughts): https://archive.org/details/%40govertw?&sort=-publicdate&page=2