1. After signing into your teacher account, click the "Roster" link in the left sidebar.
2. Select the "Manage Roster" tab on the top of the page.
3. Click the "Transfer/promote students" link.
4. Check the box next to the students you would like to transfer.
5. Select the teacher to receive the students. 
6. Optional: If you wish to promote students: select their new grade level from the "To Grade:" drop-down box.
7. Click the “Transfer/Promote Students” button.

The students have now been transferred to the other teacher's roster.