This deluxe set amps up the fun with the motion-activated light-up cubes that creates stunning light show displays. The set also includes straight-away rails and standard cubes for expansive marble mazes.Details:Red, blue, clear, and yellow6.4" x 8" x 11.1" (16.256cm x 20.32cm x 28.194cm) package size84 piecesCompatible with all Q-Ba-Maze 2.0 setsFor ages 6 and upContents:52 cubes20 marbles8 light-up cubes4 straight away rails