Idioms and proverbs are not only short, concise and highly educated but also mention to many other aspects of life, such as including various knowledge of natural, society and human, exposing life experiences throughout fine comments on the weather, production experiences, animal husbandry... Because of that, idioms and proverbs are considered as a language materials with many advantages in teaching of "word practicing" in primary school. On beside, "Crossword Puzzles" game is not only creating interest but also stimulating developing student thought. Because of that designing "Crossword Puzzles" games is one of the opening ideally teaching method for extending word vocabulary for primary school student.