| 摘要 |
<p>Apparatus for displaying flash card to assist in the learning of a language, comprising a triangular prism that has at least one of its three faces adapted with a retaining means for mounting or dismounting of one or more cards on the face of the prism. At least one of the cards is marked to include a representation of at least one alpha-numeric character, may include a picture or braille. Preferably the retaining means are in the form of two grooves that are parallel to the axis of the prism, and positioned at opposite edges of at least one of the sloping faces of the prism. Alternatively the retaining means is at least one transparent pocket on at least one of the sloping faces of the prism. Preferably the prism is hollow, and threaded onto a triangular form (46, fig 4).</p> |
