Google Classroom exploded in popularity during the COVID-19 pandemic and soon had more than 150 million users.Gareth Copley/Getty ImagesGoogle Classrooms is a free learning platform created by Google.Anyone with a Google account can make a Google Classroom — not just teachers or students.Google classrooms is used by more than 150 million people worldwide.Google Classroom is a free learning platform created by Google with the purpose of making it easier to not only create assignments but also simplifying the distribution and grading.Google Classroom has grown significantly since its humble beginnings in August 2014.