| Exhibitor |
Back Soo yon, the third grade. Woo chon- elementary Chonbuk |
| Prize |
The bronze prize(The Industrial Property Office prize) |
| Exhibiting subject |
A top spining with a magnet |
Substance of
an exhibition |
It makes a top spining with a magnet use principle in an effort interference to improve a magnetic field occured an eddy current turn to the left about the direction of a magnetic field on a conductor plate increase it put a magnetic field intuitively. |
| Images |
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