Best practice: during the last 5 minutes of the session ask student to write answers or fill out a survey. Later, follow up with any additional information students may find useful.
Check out these quick and easy ways to incorporate assessment into your sessions:
When you are feeling confident, consider sending a survey to the course instructor to get an additional perspective. These questions can be emailed after the session.
Feel like you're not sure where students are getting lost? Try checking for understanding during your session. Develop questions to evaluate understanding throughout the process to help know when to move on and when to explain further.
Resources that might help: