简介：众所周知，地球的表面大部分被浩瀚的海洋所覆盖。海洋带给人的是宽容大气。但是覆盖地球大部分的海洋真的如所见的那样永远碧波荡漾吗？你知道潮起与潮落是怎样形成的吗？你知道海水的涨落会给气候带来什么样的影响吗？让我们一起走进本文探知海洋的秘密。

简介：＂Howbeautiful!Great!It＇sabeautifuloceanworld.＂浙江省台州市路桥小学学生的原创手工作品一经展出，就吸引了众多家长和老师前来参观。他们围在作品前啧啧称赞。

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简介：Thispaperdiscussesaglobalcollaborationonoceanpollutionbetweentwoscienceclassrooms:OneisintheSoutheasternChinaandtheotherisintheSouthwesternUnitedStates(US).Theprimarygoalofthisproject-basedlearning(PBL)collaborationwasforstudentstoexplorethecontent-relatedconceptsofoceanpollutionandtoconductresearchonoceanicwaterqualitywhenpollutedwithtrash.Theprojectwasdesignedtoprovideparticipantsacross-culturalenvironmentforunderstandingadiffuseglobalenvironmentalissuebydevelopingstudents’globallearning(i.e.,globalawarenessandglobalcompetencies)andsustainability.Studentsreportedtheyvaluedglobalcollaborationandgainedskillsofcriticalthinking,andteachersreportedthatlanguageandtechnologywerepremiertoolsforglobalcollaborationwhichprovidestudentsanopportunitytogetasenseofworldwideecologicalcommunity.Thiscollaborationprovidesinsighttohowcross-culturalPBLexperiencesmaybeasuccessfulstrategyforpromotinghighschoolstudents’awarenessandconsequencesofglobalenvironmentalissues.