As a School Staff, you have full control of your class. It is up to you what access you would like parents to have. You can configure the settings for your class by clicking on Settings.
Here's what you should see:
Here's the definition for each setting:
Enable Daily Summary: All connected users in the classroom will receive a daily summary email with upcoming activities happening in the classroom and scheduled commitments for the day.
Allow parents to create activities and announcements: Parents will be able to create announcements, events, to-do lists, and volunteer requests and share them with all users connected to the classroom.
Allow parents to upload photos and files: Parents will be able to share photos and files as a private message to connected teachers in the classroom as well as upload photos and files to announcement comments.
Allow parents to start conversations with other parents: Parents will be able to private message all parents & family members connected to the classroom directory.
Show the classroom directory to parents: Parents will be able to see all parents & family members connected to the classroom.
Classroom Themes: Select between several themes that suit the season's feels of your Classroom. Click here to know more.