Techno Gears Marble Mania Costco 2-piece set Assembled once and then stored. You can combine the two or play with marbles individually. All the parts are present, but 2 marbles are missing, so there are 4 in total. There's no problem playing with them. The two original boxes will be taped together for shipping, so please understand. Please consider this item, as it has been played with by a child and may have minor scratches. Educational toy PythagoraSwitch (Japanese TV show featuring marble runs) Marble play Maze Gimmick toy