Rainbow Institute of Communication
Study at Rainbow
Classes at Rainbow are designed in 3 to 4 month programmes conducted once a week, allowing participants to learn steadily without pressure. We maintain small group classes so every learner receives individual attention, personalised feedback, and focused guidance from experienced trainers.
Each class is highly practical and interactive, encouraging active participation, confidence building, and continuous improvement. The approach ensures measurable progress in communication skills, personality development, and professional presence, with learning that can be applied immediately in real life, studies, and the workplace.
Public Speaking & Presentation Skills (English Medium | Advanced Level)
Build confidence, clarity, and professional presence using proven speaking techniques that enhance personality, influence audiences, and strengthen leadership communication for personal and professional success. Topics include: Designing speeches, understanding the audience, listening skills, speeches for special occasions, voice and body language, responding to difficult questions and critical thinking.
Public Speaking & Presentation Skills (Sinhala Medium | Advanced Level)
Develop confidence and impact through practical techniques that help you connect with, persuade, and inspire target audiences effectively. Our Sinhala Medium programme is ideal for students as well as professionals, who want to fine tune their Public Speaking skills in Sinhala, and have the confidence to speak in front of any audience, at any time.
Public Speaking Junior
These skills are essential for succesa in life far beyond the classroom. This course helps children to build self confidence, become well mannered and responsible, think critically and analytically, speak clearly and confidently in public to shine as young leaders. Topics Include: Speech Craft Personality and Development Leadership Confidence Building Critical thinking Creative Communication
Business Communication (Intermediate to Advanced Levels)
Strengthen reading, writing, listening, and speaking skills for career growth. Learn to communicate professionally through emails, reports, business letters, presentations, meetings, negotiations, sales communication, and more. The Business Communication programme is ideal for students hoping to join the world of work, as well as professionals who want to fine tune their skills or are looking to change career paths. Topics Include: Emails, report writing, presentation skills, office meetings, negotiation skills
Effective English
Improve fluency and accuracy in English for personal and career success, with focused development in grammar, vocabulary, pronunciation, spelling, and speech craft. The course is ideal for anyone who wants an overall foundation in English and includes both writing and spoken English skills. Topics Included: Email Basics, CV and cover letter writing, creative writing, making a strong first impression, small talk with impact, handling difficult conversations,
Spoken English (Preliminary to Intermediate Levels)
Gain confidence to speak English naturally in social and professional settings with improved pronunciation, grammar, vocabulary, and fluency.
Speech Craft (Intermediate to Advanced Levels)
Develop fluent, expressive English through voice training, body language, pronunciation, and delivery, using techniques drawn from drama, musical theatre, and English literature. Topics included: Pronunciation, body language, voice control, presentation techniques
Training of Trainers
Rainbow’s Training of Trainers programme develops confident, skilled facilitators who can deliver impactful learning within their organisations. Customised to suit your industry and organisational goals, the programme covers training methodology, understanding learner styles, facilitation skills, and the evolving role of the trainer. This programme has been successfully delivered for teams from local banks, leading education institutes, and government organisations, equipping internal trainers to engage learners, drive results, and maintain high training standards.