Prism is a five-level (A1 to C1), American English paired-skills course (Reading/Writing and Listening/Speaking), created for students who need to develop a range of academic skills. This Intro Level (A1) Reading and Writing Student's Book prepares students for college classes by developing their critical thinking, reading and writing skills, including grammar for writing. Special sections teach how to be a successful college student, and the accompanying video program sets the stage for each unit's topic. Inside the book is a single-use code for the Digital Pack. This provides automatically graded extra practice and works on computers or mobile devices.