Dr. Angana Rajapakse | IAL Biology Specialist I am an experienced Biology educator specialising in Pearson Edexcel International Advanced Level (IAL) Biology. I create high-quality, exam-focused teaching resources structured around Bloom's Taxonomy — designed to challenge, engage and prepare students for success. My resources are used by international school teachers across South Asia, the Middle East and beyond. Specialist areas: Edexcel and Cambridge IAL