I suggest that teachers & students use their GNSPES emails and the same password.
You may want to watch the video posted here.
Go to Learn and begin the Starters to practice basic 3D design functions.
In the Classroom
Hit Teach and make sure that you chose TEACHER because you will not be able to change it afterwards. The Teach link will now display the page below where a code will be generated for you to give your students.
After students create an account they will enter the code that was created.