With one group of students, the teacher provided strong "scaffolding"―instructional support—and feedback.
出自-2013年12月阅读原文
Teenagers in Australia, similarly ,said that their mobile phones provided numerous benefits and were an affiliated part of their lives; some were so attached to their phones that the researchers considered it an addiction
出自-2013年12月阅读原文
Researchers studying teenagers in Israel concluded that, in that hazardous environment, mobile phones were regarded as "security objects" in parent-teen relationships―important because they provided the possibility ofcontact and communication at all times.
出自-2013年12月阅读原文