An exciting construction set and marble racing game for up to 4 players. Build towers, slot together the track, add equalisers, place the marblesin the start gate...twist and away they go..Start by recreating the track design on the box and progress to designing alternative tracks for many exciting marble racer games. Contents- 1 start gate, 1 finish , 4 equalisers , 7 bases , 19 small uprights , 14 medium uprights , 17 large uprights, 16 straights , 8 left curves , 8 right curves , 5 entries , 10 exits , 10 marbles , stickers , guide