Kids will have hours of fun racing balls down the expandable momentum track-that is, until the balls get stuck in the ball collector. When they back up, release 'stop and go' lever and they can race together again toward the funnel. Then it's back onto the track and heading for the dominoes. Ages 2-8 Includes 1 ball collector, 1 ball hopper, 1 curve, 2 straights, 1 swing ramp, 8 connecting elements, 5 columns, 2 starting ramps, 1 exit ramp, 2 connecting cuffs, 6 dominoes and 3 balls Wood/plastic Imported