උසස් පෙළ (දේශීය විෂය නිර්දේශය) – තර්ක ශාස්ත්‍රය

A/L and O/L Classes

A-Three Higher Education Institute

Anora Higher Educational Institute

A/L Logic

A/L Arts, Commerce, Technology Classes

Oakland Education Academy - Kurunegala

A/L Logic and Scientific Method

Nexus Academy - Peradeniya

Synergy Academy (Pvt) Ltd

A/L Art, Commerce, Technology, Science, Maths

Dinusara Higher Educational Institute - Mulleriyawa

Logic and Scientific Method Classes