Big6 "InfoWorm" Poster - Help elementary students easily comprehend, understand and use the Big6 approach with this colorful, Big6 poster for classroom, library, or school hallways. The classic and VERY VERY POPULAR Big6 "InfoWorm" Poster - 18" x 23". Elementary students relate easily to the Big6 InfoWorm who helps them easily comprehend, understand and use the Big6. This is a colorful poster bought in the thousands and used in classrooms, libraries, tech labs, and school hallways. A companion to the also popular Big6 InfoWorm bookmarks.B6 Media