Mr. Ampranjan Bhattacharya (Ushnish–Class Ist-B) Different teaching and learning style is used with Interactive Digiboards which makes learning a fun for my child. Mr. Ampranjan Bhattacharya (Ushnish–Class Ist-B) Different teaching and learning style is used with Interactive Digiboards which makes learning a fun for my child. Mr. Ampranjan Bhattacharya (Ushnish–Class Ist-B) Different teaching and learning style is used with Interactive Digiboards which makes learning a fun for my child.