Galt Marble Racer - 90 Piece Quality controlled to meet the highest standard Galt products are rigorously tested against toy safety regulations The 90 piece marble racer construction set is an exciting construction set and marble racing game for up to 4 players Build towers slot together the track add the equalizers place the marbles in the start gazelle 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