"gnidaer sdrawkcab " = reading backwards and guess the word, this is what this game is about.
There are as many as 110 Cards with each 6 words spelled backwards.
Which one will be chosen is determined by a roll of die. A player takes a card and reads out loud the backward spelled word.
If a player recognises the word correctly he/she gets that word card. The first player that collects 7 cards wins the game.