| Curriculum standard is the programmatic document of national management and evaluation of curriculum,which determines the development direction of curriculum in China.With the promulgations of "The Development of Chinese Students’ Core Literacy",the curriculum reform based on the subject literacy in China is also continuously advancing in depth.In the past 100 years,China has issued 19 primary school science curriculum standards.It is beneficial to promote the sustainable development of science literacy in primary school science curriculum standard by understanding the development context of science literacy in primary school science curriculum standard in China,deeply analyzing the development characteristics of science literacy in primary school science curriculum standard,and constructing the framework of science literacy in primary school science curriculum standard in a century.This study firstly uses the historical research method to sort out 19 curriculum standards according to the sequence of historical development,and excavates the internal laws of each text of curriculum standards in different periods.Secondly,qualitative text analysis method is used to develop the classification standards of subject literacy based on the bloom classification of educational objectives,gagne classification of learning outcomes and the testing framework of PISA2015.Science subject literacy is divided into four dimensions:basic literacy,domain literacy,higher-order literacy and general literacy.Thirdly,the text mining method is used to quantitatively analyze the target text,content text and suggestion text to analyze the development characteristics.Finally,statistical analysis is used to encode the text of each part of curriculum standard to analyze the evolution of disciplinary literacy.The results show that there is a strong imbalance in the distribution of science literacy in China’s century-old primary school science curriculum standards.In the past hundred years,the value orientation of scientific discipline literacy has changed constantly.The development of science literacy in primary schools has obvious characteristics of The Times.Therefore,this paper puts forward the following suggestions: First of all,we should strengthen the balance of the distribution of disciplinary literacy in the curriculum standards;Secondly,strengthen the cultivation of innovative thinking and quality of cooperation and communication;Finally,strengthen the construction of the model system of primary school science literacy,and promote the further improvement and development of primary school science literacy in China. |