In Brazil, the students began to implant chips in clothing as a means of combating strolling lessons.
According Lb.ua, sewn into the uniforms computer chips must notify parents via SMS-messages when children enter school, and to report being late to class.
Now chips sewn into the sleeves of about 20 thousand school children of the city of Vitoria da Conquista in Bahia.
"We have noticed that parents bring their children to school, but do not watch, they entered into the building. In adults, this is not always the time, they are always in a hurry to work, "- said the representative of the city authorities Coriolanus Moraes.
In the near future, Brazilian authorities expect to introduce a similar alert system in all schools of the state.