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US 2012/0001388 A1Published application
Spherical puzzle
OwnerMing-Yuan WU, Ming-Ta CHIANGinventors
Life of this patent
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Abstract
A spherical puzzle for learning knowledge about geography is disclosed. The spherical puzzle comprises a sphere and a plurality of puzzle pieces. The puzzle pieces can be arranged on the sphere by a user and are held to the sphere by magnetism. The puzzle pieces are formed in the shape of specific land masses and/or water masses. A base is provided for holding the sphere and allows the sphere to be rotated or turned.
Claims39
A spherical puzzle comprising:
- a sphere;
- and
- a plurality of puzzle pieces, each puzzle piece attachable to the sphere.
A spherical puzzle comprising:
- a metallic sphere;
- and
- a plurality of magnetic puzzle pieces, at least one magnetic puzzle piece formed in a shape of a land mass or a water mass.
A spherical puzzle comprising:
- a first metal half-sphere;
- a second metal half-sphere, the first metal half-sphere and the second metal half-sphere attachable together to form a sphere;
- and
- a plurality of magnetic puzzle pieces, each magnetic puzzle piece attachable to the sphere;
- wherein at least one of the magnetic puzzle pieces is in a shape of a land mass or a water mass.
2 more elements
Dependencies are inferred from the claim text.