Fig 2
From: Usability of the SAFEWAY2SCHOOL system in children with cognitive disabilities
The SAFEWAY2SCHOOL system. The relevant parts for the present study were the flashing “Intelligent bus stop”, the radio transmitter that the children carry as their “bus ticket”, the special yellow signage on the school buses (similar in the video but not identical), the mobile phone which can receive live SMS updates, and the “On-board computer” carrying all the relevant information about every child boarding and alighting the bus