Price: Free, Paid A free version is offered for teachers which includes access to thousands of books, assignments, the ability to import 3 articles per month, the ability to embed questions, notes and media, and a gradebook.
The Personal Plan is $18 per month for teachers that do not yet have financial support from their school. This allows teachers to share and receive assignments from other teachers, unlimited uploads, differentiation for students, and much more. There's also a Team Plan for a group of individual teachers and their students; this plan is $695 per teacher per year (funded by the school or district).
A School Plan is available and is $10 per student per year for all teachers, students, and administrators in a school or district. This offers administrator accounts, research tools and professional development webinars and in-person sessions.