Do you want to Invite your parents only using emails? Disable class access code you have generated by following these steps - 

  • Click the All Groups at the top left corner.
  • The left navigation tray opens up.
  • Click the name of your class under the Classes label.
  • Click the Access Codes Icon (key icon)
  • Click For Parents or For Students
  • Turn off the Enable Class Access Code toggle button in the Parent Acess Code Screen
  • Class Access Code is turned off for your class

Note: The class access code which was generated for your class will no longer be valid. You have to invite parents using their emails. 

Also view: 
Generating Class Access Code for my class