Option A:
1. Have student "A" create a new comic.
2. Enable Remix This Comic feature: How to Remix Comics.
3. Have student "B" Remix the comic into their own account, and add to the comic.
4. Repeat step 2 and 3 if there are more group members.
Option B:
1. Have each pair or group plan their comic, and determine who will make each scene.
2. Have the pairs or groups split up to make each part of their comic, then put the comic together in a Google Doc or similar.
Option C:
1. Simply have pairs or small groups work side-by-side, using one device to make a comic together.