the school principal kathleen attire carries the responsibility for these challenges. but she says experience the students gain is worth the risks. by the halls for the home and leave. you to set in the challenge the students discover their potential. they learn that they can achieve their goal as part of a group and despite their differences or in the end they discover that they are given support when they arrive. in common. as at almost all the groups experience this that they are welcome and that they're part of the world and they're part of a larger community. and i closed my tough it's a key aspect of the e.s.p. zero experience the challenge project is part of the school's curriculum. it's finished third challenge and she's ready to report back on her experience. group hiked one hundred sixty kilometers through the black forest on their own.