Harini Perera (Female) - Completed bachelor of biological science degree at Ruhuna university. Subject combinations were chemistry, physics and zoology

Sisira Jayamini (Male) - B.Sc / M.Sc (Reading), Dip. in English, 15 years experience in Government School

Sudara Jayatissa (Male) - A graduate from Faculty of Medicine (Physiotherapy), University of Colombo, with 8 years of experience in private tutoring

Madushanka Gamage (Male) - Undergraduate - BSc Hons - University of Peradeniya

Dilki Thashmila (Female) - BSc [University of Kelaniya], PGDE [SLIIT]

Expertexon - A distinguished higher educational institution dedicated to shaping the minds of tomorrow

Classes conducted by a National School Teacher

Malith Nanayakkara (Male) - BSc (Hons) Undergraduate

Saliya Dinesh (Male) - BSc (Chem) University of Kelaniya

Yugan Maleesha (Male) - A final year undergraduate student at the Faculty of Medicine, University of Colombo, Over 5 years teaching experience

Niroshan Darshana (Male) - B.Sc Chemistry, University Of Sri Jayawardhanepura

Akila Gunasekara (Male) - Undergradaute - BSc Engineering (Hons) - University of Sri Jayawardenapura