The National Insitute of Education (NIE) has published a new 2020 edition of printed resource books for all subjects, and now you can read or view these resource books online. Sinhala Medium New 2020 Biology Resource Books - Read/ Download from NIE website 12 ශ්රේණිය - ජීව විද්යාව - සම්පත් පොත 13 ශ්රේණිය - ජීව […]
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