About The Mailbox Magazine - Grade 1: The New Grade 1 edition of The Mailbox is a great source of innovative ideas to make instructing children exciting and fun. This edition has activities that cover such areas as phonics, math, reading, writing, and logic. Along with classroom display ideas, you'll find activity cards, pull-out game boards and posters, What Works!: Tips from Teachers, seasonal math and writing prompts, and more. Subscribe today, and see what makes an entire issue for just First Grade so special!