How to playThe first: Assemble the track and let the color ball roll freely.1 Assemble the track freely and let the color ball roll on the assembled track.2 After knowing the running track of various tracks, think about where the balls of each color should be placed to roll into the corresponding groove.3 Roll the color balls one by one to verify whether your placement is correct.The second: solve the problem in the question set.1 Select a question in the question set, place the color ball base according to the requirements of the question, and place the color ball on the base as required. The yellow straight track needs to be placed in the corresponding position.2 Prepare the track accessories needed for this question.3 Think about how each color ball should reach the corresponding groove through the track accessories.4 After placing the track accessories, try to verify whether your placement is correct.Note: Be sure to roll a color ball into the groove before rolling the next color ball. There are 60 questions in total, and the difficulty increases from level 1 to level 6. The color ball base is placed in the corresponding position according to the level requirements. The sixth level does not require a color ball base, and the color ball is placed directly on the game board. Levels 3-6 will use a special track-tunnel track, which will increase the difficulty and fun of the game.Color box size: 33.5x23.4x8.5cm, quantity: 1