Boardgamegeek https://boardgamegeek.com/boardgame/27155/jte-gage-que
English - J'te Gage Que... (aka, I Betcha...) can be played during almost any other social activity, including another game.
Ludovox http://ludovox.fr/jeu-de-societe/jte-gage-que-2376/
French - Un jeu de Christian Lemay.