Development and Evaluation of teaching materials for each person children and students to observe the solar eclipse voluntarily and safety

2012年，日本观测到日环食。这将是一个宝贵的机会，动机了解运动的太阳，月亮，地球。作为一个系统的公共关系活动的安全观测方法的学生，我们组织了环食2012日本委员会，我们分发教育材料的安全日食观测，并努力传播安全观测方法。“为了安全观测2012年5月21日日食”，从文部科学省向全国的社会教育设施和学校分发了《日全食观测项目边界线》。从众多学生的观测数据来看，我们测量出的太阳直径精度达到了100公里量级。可以说，2012年的日环食是广大市民和学生一起分享了兴奋和观测的“大规模观测教育实验场“。

In 2012, annular eclipse was observed in Japan. It would have been a valuable opportunity of motivation to understand the movement the sun, the moon, the earth. As a system for public relations activities safe observation method to students, we organized the Annular Eclipse 2012 Japan Committee, and we distribute educational materials for safe solar eclipse observation, and worked to spread the safe observation method.A statement; "In order to safely observe the solar eclipse May 21, 2012", has been distributed to social education facilities and schools nationwide from MEXT.At the same time, we launched the "Line of the Boundary of Annular Eclipse Observation Project". From the measurement of many students' data, we measured the solar diameter with an accuracy of the order of 100km.We can say that the 2012 annular eclipse was a "place of experiment of education by Large-scale Observation"that the general public and students have shared the excitement and observation at the same time.