The purpose of this qualitative study was to investigate prospective biology teachers' conceptions of teaching biology and identify how these conceptions revealed their strategies for helping their future students' learning of biology. The study utilized drawings, narratives and interviews to investigate the nature of the prospective biology…

The purpose of this three-year case study was to understand how a beginning biology teacher (Alice) designed and taught a 5E unit on natural selection, how the unit changed when she took a position in a different school district, and why the changes occurred. We examined Alice's developing beliefs about science teaching and learning,…

Peer educators can be a powerful addition to classroom learning environments. Traditionally, the university science teaching model relies on graduate teaching assistants (GTAs) to provide instruction in laboratory class sessions, but there is increasing evidence that undergraduate TAs (UTAs) can fill an equivalent role. A comparison of student…

Genetic concepts have significantly evolved over the last ten years, and are now less connected to innate ideas and reductionism. Unique reference to genetic determinism has been replaced by the interaction between the genes and their environment (epigenetics). Our analyses relate to how current school biology textbooks present this new paradigm…

Our study focused on two topics, Sexually Transmitted Infections (STIs) and their control using condoms. For this, we analysed and compared 42 school textbooks from 16 countries on the general topic "Human Reproduction and Sex Education" using a specific grid designed by the BIOHEAD-Citizen project. Acquired Immune Deficiency Syndrome…