| 摘要 |
<p>This invention relates to a new material and a new method for changing the images on the faces of a magnetic cube or tile. Each face (21) of each cube (2) has five magnets (22) with the polarity facing out, and each Ferro-Stickers (1) is attracted by the magnets (22) on the face of the cube (2), the images of Ferro-Stickers (1) are omitted.</p> |
