The Dual Speedway 2.0 Marble Maze brings the spirit of a NASCAR race to your living room! Kids can race to the finish line in this marble course by Marble Mania that has all kinds of high speed twists and turns. Build the marble run from the ground up and duel it out on the colorful speedway. You'll get fired up from the fun sound effects that come from the talking trophy. With over 300 pieces, kids will have just as much fun building the marble run as they will racing their marbles on it. For children 8 and up. This marble race track requires 2 AA batteries (not included). Colors may vary. Availability : The Marble Maze ships within approximately 2-3 business days.