The CriterionONE Online Writing Evaluation Service is a web-based self-led writing tool that helps students plan, write and revise their essays. It gives them immediate diagnostic feedback and more opportunities to practice writing at their own pace. This version is designed for students at Elementary School, Middle School and TOEFL Junior® levels.

The CriterionONE Online Writing Evaluation Service is a web-based self-led writing tool that helps students plan, write and revise their essays. It gives them immediate diagnostic feedback and more opportunities to practice writing at their own pace. This version is designed for students at High School, College, GRE® and TOEFL® levels.