| 摘要 |
<p>A handcraft construction element (10) comprising a substantially square central engagement portion (12) defining a diagonal slit (18) therethrough and two oppositely disposed triangular integral flaps (14) extending on opposite sides of said engagement portion(12) and separated therefrom by integral hinges (16), wherein each of said flaps (14) defines an extended tongue (13) adapted to engage said diagonal slit (18) of another such element; and a sheet (30) having a plurality of handcraft construction elements (10) pre-cut for punching out.</p> |
