Child Development and Pedagogy · Pedagogy

Mr. Atif, a science teacher, is teaching 'Acids, Bases and Salts'. Step 1: He prepared an information sheet with questions like: What foods are acidic? Which fruits are acidic? Which acid is present in orange juice? He also provided notes indicating sour food is acidic and blue litmus paper can confirm this. Step 2: Learners conducted experiments based on the worksheet and recorded their observations. Step 3: Learners independently confirmed that acidic substances are sour and turn blue litmus red. Which teaching method is being used by Mr. Atif?