| 摘要 |
A puzzle comprising a plurality of pieces wherein each piece comprises an elongated member having a longitudinal axis, a first surface and an opposite second surface. A plurality of symbols are longitudinally spaced along the first surface or the second surface. Engaging means are also disposed on at least one of the first and second surfaces, and associated with at least one of the symbols. The pieces connect to one another at the engaging means associated with symbols which share a common characteristic.
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