Tnfeeon Marble Run Set, Marble Maze Race Game Set Fun Educational STEM Building Construction Toys Gift for Boy Girl Age 4 5 6 7 8 9+[105pcs+30 Glass Marbles]

【3 Different Marble Run Set for Choice】105pcs + 30 glass marbles; 80pcs + 30 glass marbles; 29pcs + 15 glass marbles. The toy can be combined and organized freely, DIY design. You can build an endless variety of race track layouts so this toy will fun forever. 【Develops Problem-Solving Skills】Design and Build endless combinations with these marble runs, a selection of tubes, roundabouts, paddle wheels and must master building blocks to develop child's patience and ability to solve problem. 【Parent-child Interaction】The intelligence building blocks is a great gift for your kids. More importantly, you can build a closer relationship and communicate more with your children in the process of DIY construction. It will left a wonderful memory for both parents and children. 【Tips & Guarantee Service】Because the marbles is small, we suggest parents should accompany your children to play this toy, avoiding eating and other unnecessary damage. If you have any questions with our toy, please do not hesitate to us, we will do our best to fix the situation as soon as possible. 【Tips & Guarantee Service】Because the marbles is small, we suggest parents should accompany your children to play this toy, avoiding eating and other unnecessary damage. If you have any questions with our toy, please do not hesitate to us, we will do our best to fix the situation as soon as possible.

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