# Full Immersion Virtual Classroom > Full Immersion Virtual Classroom (https://eric-tesol.com) is an online language instruction and educational platform founded by Eric Paul Monroe, a veteran educator with over two decades of online teaching experience. The platform delivers synchronous and asynchronous instruction in English (TESOL/ESL), Spanish, and Mandarin Chinese, alongside specialized exam preparation, professional business coaching, tactical self-defense, and wilderness survival. > For full course overviews, study skill methodologies, and platform handbooks, see [llms-full.txt](https://eric-tesol.com/llms-full.txt). ## Real-Time Data & Catalog Feeds - [Course Catalog Feed (JSON-LD)](https://eric-tesol.com/carts/feed): Complete real-time JSON-LD feed containing all active public courses, live group cohort schedules, seat availability, and pricing. ## Primary Language Hubs - [Learn English Hub](https://eric-tesol.com/pages/learn_english): Comprehensive English language tracks and proficiency modules. - [Learn Spanish Hub](https://eric-tesol.com/pages/learn_spanish): Full-immersion Spanish language programs and cultural training. - [Learn Mandarin Chinese Hub](https://eric-tesol.com/pages/learn_chinese): Character-driven Mandarin instruction and tonal mastery. ## Core English Courses & Exam Preparation - [Initial Assessment](https://eric-tesol.com/assessments/initial_assessment): Comprehensive diagnostic entry point to establish baseline listening and oral proficiency indexes. - [Placement Test Registration](https://eric-tesol.com/pages/placement_test_registration): In-depth metric audit evaluating reading comprehension, listening speed, writing, and conversational flow. - [Conversational English](https://eric-tesol.com/pages/conversational_english): Real-world media integration focused on hesitation elimination and natural speech rhythms. - [Intensive English Grammar & Vocabulary](https://eric-tesol.com/pages/english_grammar_vocabulary): Mechanical syntax analysis, targeted writing tracks, and error elimination (100% improvement guaranteed). - [iBT TOEFL Preparation](https://eric-tesol.com/pages/ibt_toefl_preparation): Systematic task-based blueprint combining integrated diagnostic tests, speaking modules, and score optimization tactics. - [IELTS Preparation](https://eric-tesol.com/pages/ielts_preparation): Academic IELTS training focusing on high-level structural vocabulary, coherence, and band performance. - [Advanced Conversation](https://eric-tesol.com/pages/advanced_conversation): Complex communicative tasks, upper-level role-plays, and situational formality variations. - [English Phonetics & Phonology](https://eric-tesol.com/pages/english_phonetics_and_phonology): Accent reduction, speech acoustics, IPA training, and physiological speech mechanics. - [Business English](https://eric-tesol.com/pages/business_english): Executive correspondence, resume architecture, salary negotiation frameworks, and pitch-deck delivery. - [Cultural Communication](https://eric-tesol.com/pages/cultural_communication): Cross-cultural communication dynamics, nonverbal behavior analysis, and global corporate alignment. ## Spanish & Mandarin Chinese Programs - [Conversational Spanish](https://eric-tesol.com/pages/conversational_spanish): Authentic spoken Spanish fluency, regional grammar nuances, and auditory tracking. - [Intensive Spanish Grammar & Vocabulary](https://eric-tesol.com/pages/spanish_grammar_vocabulary): Intuitive mastery of Spanish syntax, composition drills, and error neutralization. - [Spanish Phonetics & Phonology](https://eric-tesol.com/pages/spanish_phonetics_and_phonology): Advanced pronunciation rules, intonation, rhythm, and native accent reduction. - [Business Spanish](https://eric-tesol.com/pages/business_spanish): Specialized international trade vocabulary, commercial correspondence, reports, and negotiation strategies. - [Hispanic Lifeways](https://eric-tesol.com/pages/hispanic_lifeways): Deconstruction of authentic media streams exploring culture, society, and nonverbal dynamics across Spain and Latin America. - [Personalized Instruction: Mandarin Chinese](https://eric-tesol.com/pages/personalized_instruction_mandarin_chinese): Character-driven instruction, typing proficiency, Pinyin, and conversational fluency. ## Specialized Electives & Cohorts - [Small English Group](https://eric-tesol.com/pages/conversational_english): Intensive small-group cohorts capped at 4 participants meeting 3 times weekly. - [Sin Moo Hapkido](https://eric-tesol.com/pages/sinmoohapkido): Tactical self-defense, joint-lock mechanics, weapons training, and internal energy meditation. - [Wilderness Survival Small Group Instruction](https://eric-tesol.com/pages/wilderness_survival_small_group_instruction): Hands-on survival training covering shelter building, firecraft, land navigation, and water purification. ## About the Instructor & Platform Policies - [About the Author](https://eric-tesol.com/pages/author): Biography of founder Eric Paul Monroe, military background, pedagogical philosophy, and student testimonials. - [Course Guide](https://eric-tesol.com/pages/course_guide): Overview of virtual classroom methodologies and interactive notebook integration. - [Payment Methods](https://eric-tesol.com/pages/payment_methods): Supported billing profile options, subscription plans, and secure payment processing. - [Terms of Service](https://eric-tesol.com/pages/terms_of_service): Official terms and classroom participation rules. - [Privacy Policy](https://eric-tesol.com/pages/privacy_policy): Student data protection standards.