| Biological textbook is the subject of biology textbooks, is the main material for biology teachers teaching and students learning biology. China’s current biology textbook version of up to 10 sets, provides a variety of options for the majority of biology teachers, but also promote the development of teachers’ teaching level and teaching materials to improve the. But how to optimize the biological teaching materials, improve biological teaching effect, still is a problem worthy of attention.This study choose the Hanlin version of high school biology textbooks and the mainland people in Taiwan to teach biology textbook version of high school as the research object, first through the consistency analysis tool for the Taiwan edition of textbook and curriculum standard, Taiwan area is analyzed; and then the difficulty of learning model based on teaching materials, construction of high school biology eight theme framework, from the teaching learning goal difficulty the content structure and the characteristics of the subject, the difficulty of difficulty in three aspects and the textbook for quantitative analysis and comparison, and analysis the causes of these differences, the combination of quantitative and qualitative analysis, to study the teaching material.The research results show that Taiwan high school textbook and curriculum standard of high consistency, but there is still room for improvement; and the textbook comparison, learning overall difficulty speaking textbook is slightly higher than the Taiwan version of the materials from the textbook. Based on this, this study based on fully affirmed the textbook on the advantages of the teaching materials, improve and enhance provide some suggestions:1) an appropriate expansion of knowledge content; 2) appropriate to improve guidance; 3) appropriate to reduce the abstraction; 4) increase the appropriate inquiry activities; 5) the appropriate supplementary extracurricular knowledge; 6 appropriate to enhance interdisciplinary infiltration). |