Improving the Exit Ticket — from theeffortfuleducator.com by Blake Harvard

Excerpts (emphasis DSC):

So, how can the exit ticket be improved upon? How can it be a more effective assessment of learning?

Allow time for forgetting. The main problem with the traditional usage of the exit ticket is that there’s no time to forget, which leads to the measuring of performance and not learning.

Opt for an entrance ticket. Instead of assessing the day’s lesson as they leave, provide students with an index card (or sticky note or whatever) on their way in the next day and assess their knowledge then. Asking those same questions twenty-four hours after the lesson is much more indicative of their true level of understanding.

From DSC:
Though not quite related to the item above, it does have to do with instructional design: