Original: It is played using a cue and snooker balls: one white , 15  worth one point each, and six balls of different  yellow (2 points), green (3), brown (4), blue (5), pink (6) and black (7).
Simplified: There are 15 red balls (worth 1 point each) and 6 colours: a yellow (2 points), green (3 points), brown (4 points), blue (5 points), pink (6 points) and black ball (7 points).