Appearance is also the greatest cause of bullying in schools, evidence suggested.
Since there are major differences in the way that PBL is implemented between schools, evidence to confirm or refute such hypotheses may be impossible to assemble.
DRR in Schools Evidence is growing that students of all ages can study and participate in school safety measures and work with teachers and other adults to minimize risk before, during and after disasters.
The city said its willingness to close those schools was evidence that all schools were being held accountable.
An agent sent out to his Connecticut high school found evidence that he had worn "bohemian" clothes.
Attorneys alleged he participated in organized fighting and noted his school suspension, evidence it seems to imply the life of a troubled teen.
Winters was suspended with pay Oct. 25 after the school found evidence she had retaliated against Dione Smith, a junior guard who complained about the way the coach treated black players.
Reading the EFA review, it appears almost that the Muslim ethos of a school is evidence of "extremism".
While debates about the nature of assessment persist, some form of standard assessment around the start of school provides evidence that services are doing what is expected.
The chairman of the education committee, Graham Stuart, said that apart from one incident in one school "no evidence of extremism or radicalisation was found by any of the inquiries in any of the schools involved".
