14. The apparatus of claim 8, wherein the expanded lexical data directory further comprises multiple sheets connected to and overlying at least a part of the front surface of the fourth panel classified in categories, wherein the sheets have provided thereon categories of words and phrases, wherein the words and phrases of each category are arranged in alphabetical order, lettered tabs extending from selected sheets for indicating contents of each page, and word tags extending from selected sheets for indicating the categories, and wherein the lettered tabs are staggered and the word tags are staggered for facilitating user identification and selection.
15. The apparatus of claim 14, wherein the sheets are stacked and are connected along single edges to the front surface of the second sheet by a connector that allows the sheets to be rotated about the connected edges.