There are some difficulties in the classroom as the number of children collapsed after they were asked to color in pictures of sexual organs while learning about human reproduction.
A biology lesson at school Remigianum in Borken, North Rhine-Westphalia went awry after the collapse of the children suffer from circulation problems preexisting trigger a chain reaction among fellow students.
Shortly thereafter a second child hyperventilated, then the other collapsed with stress. Then the arrival of an emergency physician another child suffer further attacks, a police spokesman confirmed on Thursday.
None of the children, aged 11-12 years, suffering from complications after the incident, both the police and the teachers want to shrink. "Actually, nothing happened," a police spokesman said.
But nobody has been able to explain what happened. "The pictures were completely normal, do not worry, how you want it," police said.
A blood sample was taken from one child to the analysis.
