Buck ball decompression educational toys

1. Any combination / splicing Can be combined according to the sample picture to manufacture various structures: such as bridges, houses, chemical models, etc. If you have full imagination, you can splice any structure in your imagination. 2. Intelligence after opening of spatial thinking ability You can concentrate on doing things and think about it, by splicing magnetic rod series toys, Can develop an understanding of the magnetic properties of matter. 36 bars and 27 balls box size: 87mm*6