GuideA/L Physic Sinhala Resource Book August 25, 2021August 25, 2021 - by Master - Leave a Comment Advanced Level Physics Sinhala Resource book from NIE . A/L Physics Unit Sinhala Resource Book Grade 12 AL Physics Resource Book Unit 1 AL Physics Resource Book Unit 2 AL Physics Resource Book Unit 3 AL Physics Resource Book Unit 4 AL Physics Resource Book Unit 5,6,7,8 AL Physics Resource Book Unit 9 AL Physics Resource Book Unit 10 AL Physics Resource Book Unit 11