Is the website free?
The basic subscription is free forever, with certain limitations:
You can create unlimited interactive worksheets (shared with other teachers).
You can save 30 private worksheets.
You can register 10 groups and 100 students.
You can create 10 interactive workbooks.
The exercises sent to your mail box are kept for 30 days.
There are also paid subscriptions for teachers who need to increase these limits. You can find more information here: