School corridor: students crossing a line

Name: School corridor: students crossing a line
Uploaded: 2026-10-14
Duration: PT17.2S
Description: A group of students walks down a school corridor toward the camera. A counting line across the floor tallies each person who crosses, which gives corridor flow and crowding at class changes.

A group of students walks down a school corridor toward the camera. A counting line across the floor tallies each person who crosses, which gives corridor...