world search is improve knowledge.Puzzle is a word game that consists of the letters of words placed in a grid, which typically has a rectangular or square shape. The goal of this puzzle is to discover and mark all of the words hidden within the box. The words may additionally be located horizontally, vertically, or diagonally. Often a listing of the hidden phrases is provided, but more difficult puzzles won't offer a list. Many phrase search puzzles have a theme to which all of the hidden words are associated inclusive of food, animals, or colors. The puzzles have, like crosswords and arrowords, come to be very popular. Also in common with those latter puzzles, have had complete books.