Mainstream English Author:John Summers Utilizing custom designed proprietary software and professional editors, New York Publishing has created a series of 50 enjoyable and challenging crossword puzzles which incorporate 3,500 carefully chosen intermediate level English vocabulary words. These European style puzzles will prove to be a pleasant and valuable aid to the ESL Student and... more » will enhance their knowledge of American culture. Each puzzle has a puzzle within it illustrating proverbial wisdom. Students and professional educators will treasure the Mainstream English puzzle book.« less