The tangram meanwhile, though only consisting of seven slim cutout shapes, "can be formed into any shape or letter with just a little imagination," as our forebears found out. Very different from today's equivalent--with only one correct solution--the jigsaw puzzle.
至於七巧板，可別小看這薄薄的七片，老祖宗早就發現，「只要發揮想像力，它幾乎可以排出人類所能想到的任何一種圖案和文字」，與現在風行、只有一個標準答案的「益智玩具」﹘﹘拼圖，大異其趣。