The Finger Phonics Big Books 1-7 (in print letters) enable teachers to introduce all 42 letter sounds to the whole class. Each 16-page book has a teacher's introduction as well as exercises that the class can do. Each set of the seven books comes with a wipe clean plastic sheet that can be clipped on the page. This can be used by both teachers and children to write words and letters to complete the exercises. Extent: 16 pages per book Size in inches: 18.5x14.75