A global cross-cultural knowledge brunch where English words lead from one to another in a chain

The Superpower Series pinpoints the grammar that Korean learners frequently get wrong or find difficult when learning English. It explains why these mistakes happen in an easy-to-understand way and shows how to correct them, helping learners use English with confidence. Through step-by-step learning design tailored to learners' levels, from basic to advanced grammar, even learners with no foundation in English can gradually build their skills by following the course.

By dividing a total of 20 major topics, we provide systematic grammar study covering all levels from beginner to intermediate while investing a short study time.

<Short Course: Japanese Starting with Korean> is a beginner's introductory course for working professionals who are new to Japanese. This course consists of 10 life-oriented topics, with each chapter focusing on Japanese words that have similar pronunciations to Korean. Learners can naturally and enjoyably build basic Japanese vocabulary and sentence construction skills by listening to words, inferring their meanings, and then applying them in sentences.

Let's learn visual thinking, which may seem vague and difficult, step by step with the know-how of experts.

This course is structured around conversation situations frequently encountered in practice, including emotion-regulating communication, softening negative expressions, internal and external communication strategies, empathetic customer service, and role-based simulations. It utilizes ChatGPT to design effective prompts and practice various speaking styles. This is a practical course designed to strengthen strategic expression skills that consider situational context, rather than simply automating expressions.

This course is a question-focused training program that uses ChatGPT to directly design practical questions needed in the workplace and expand them into idea generation, report writing, and problem-solving. It is structured around hands-on practice, covering everything from creating good questions to team workshops, Why-based thinking, and question template automation, providing working professionals with question design and critical thinking skills they can immediately apply in the field.

This course is a practical training program that utilizes various generative AI tools such as Napkin AI, Gamma AI, Felo AI, Imagen 3, and Suno AI based on ChatGPT to automatically generate and utilize content needed in real office environments. It focuses on multimodal content creation capabilities including report summarization, presentation composition, image generation, and music production, and includes hands-on practice of application cases for each task that leverage the characteristics of each tool.

This course is a hands-on training program that leverages ChatGPT to analyze numerical and textual data and transform it into practical business reports, comprehensively covering everything from basic data structuring to pattern insight extraction, KPI analysis, automated customer feedback classification, and building automated templates for recurring reports, allowing you to develop both data interpretation and text conversion skills simultaneously. It maximizes learning effectiveness by providing data visualization hints and designing customized templates for teams and individuals in parallel.

This course is a practical, hands-on training program that automates various document creation tasks—including repetitive document automation, report summarization, PPT and presentation script generation, meeting minutes organization, and smart research—by leveraging ChatGPT and generative AI tools. It is designed with a focus on practice and real-world examples, covering automation strategies for different document types and AI-based information collection and utilization methods, enabling learners to immediately apply what they learn to their actual work.

<Short Course: Chinese Starting with Korean> is a beginner's introductory course for working professionals who are new to Chinese. This course consists of 10 practical, everyday topics, and in each chapter, you can naturally learn vocabulary, pronunciation, sentence structure, and expressions while discovering Chinese words that have similar pronunciations to Korean. With just 10 minutes a day, Chinese will start to feel less unfamiliar.

Short-Form Basic Japanese is an ultra-short intensive learning course designed for busy adult learners. This 30-lesson course starts with pronunciation and basic sentences, then focuses on practical conversations that can be immediately used in real life, including self-introductions, shopping, transportation, and expressing emotions. Daily short but powerful 5-minute lessons, along with practice-focused reviews and assessments, help maximize learning effectiveness. After each lesson, follow-along reading videos and self-checklists are provided to enable review and self-assessment.

Short-Term Basic Chinese is an ultra-intensive learning course designed for busy adult learners. This 30-session course starts with tones and pronunciation, then focuses on practical conversations that can be used immediately in real life, including self-introductions, shopping, transportation, and expressing emotions. Learning effectiveness is enhanced through short but powerful 5-minute daily lessons and practice-oriented reviews and assessments. Follow-along reading videos and self-checklists provided after learning enable review and self-assessment.

The Superpower Series is a course that helps learners go beyond simply memorizing words and sentences, enabling them to naturally recall the situations in which they are used and actually use them in practice. It covers everything from basic sentence patterns to idiomatic expressions, using images to help learners intuitively understand meanings and naturally use them in real life. This process enhances learners' memory through deeper immersion in learning and focuses on expanding into their own language.

The Superpower Series is a process that helps learners go beyond simply memorizing words and sentences, enabling them to naturally recall the situations in which they are used and actually use them in practice. It covers everything from basic sentence patterns to idiomatic expressions, using images to help learners intuitively understand meanings and use them naturally in real life. This process enhances learners' memory through deeper immersion in learning and focuses on expanding into their own language.

The Superpower Series is a course that helps learners go beyond simply memorizing words and sentences, enabling them to naturally recall the contexts in which they're used and apply them in real situations. It covers everything from basic sentence patterns to idiomatic expressions, using images to help learners intuitively understand meanings and use them naturally in everyday life. This process enhances learners' memory through deeper engagement and focuses on expanding into their own language.

The Superpower Series is a process that helps learners go beyond simply memorizing words and sentences, enabling them to naturally recall the situations in which they are used and actually use them in practice. It covers everything from basic sentence patterns to idiomatic expressions, using images to help learners intuitively understand meanings and naturally use them in real life. This process enhances learners' memory through deeper engagement with the learning material and focuses on expanding into their own language.

The Superpower Series pinpoints grammar points that Korean learners frequently get wrong or find difficult when learning English. It explains why these mistakes happen in an easy-to-understand way and shows how to correct them, helping learners use English with confidence. Through a step-by-step learning design tailored to learners' levels, from basic to advanced grammar, even learners with no foundation in English can follow the course and gradually build their skills.

The Superpower Series precisely identifies grammar points that Korean learners frequently get wrong or find difficult when learning English. It easily explains why such mistakes occur and shows how to correct them, helping learners use English with confidence. Through a step-by-step learning design tailored to learners' levels, from basic to advanced grammar, even learners with no foundation in English can gradually build their skills by following the course.

The Superpower Series precisely addresses grammar points that Korean learners frequently get wrong or find difficult when learning English. It easily explains why such mistakes occur and shows how to correct them, helping learners use English with confidence. Through a step-by-step learning design tailored to learners' levels, from basic to advanced grammar, even learners with no foundation in English can gradually build their skills by following the course.

Through the synergy of Excel and generative AI (ChatGPT), this practical, hands-on training covers the entire spectrum including data aggregation, cleansing, visualization, report writing, template automation, code-free schedule creation, VBA automation, and Google Sheets integration, designed to enable learners from Excel beginners to intermediate users to develop skills that can be immediately applied in real-world work through step-by-step learning.

Through this lecture, you can easily understand the basic structure of English.

Through this course, you can learn how to read books effectively. You'll be able to understand accurately and quickly through intensive reading and speed reading methods. I'll also teach you the criteria for organizing and categorizing books, and how to utilize them for your own content. Enhance the quality of your reading life with insider tips from knowledge creators.

You can learn various and interesting sentence patterns that native speakers actually use by comparing grammatical expressions with practical expressions. We explain in an easy-to-understand way how different nuances are used depending on the situation, making it accessible to everyone.

Are you losing money because of your words and getting things messed up because of your words? If you change your speaking habits, you can properly convey what you need to say and end it, and have a refreshing conversation. We will teach you how to smoothly and naturally convey difficult situations and sharp stories, so that you can have a beneficial conversation!

From first impressions to contracts, everything starts with conversation. Take this course now and use small talk as a weapon in your upcoming work situations to advance your career.

The most influential factor in success is 'human relationships'. Make your life happier through 'human relationship conversation skills'! You can develop 'communication skills' that are extremely useful not only for family, lovers, and friends, but also for work and social life.

This course is for those who want to be able to use English naturally in a wider range of practical situations.

No more 'Oh really!' Now you can use English interjections as easily as you do Korean at work.

Everything about workplace manners the company won't tell you! From speaking style, email, to dress code — we'll teach you how to act like a pro without being flustered from your first day. This practical curriculum is based on 1,200 corporate lecture experiences by Oh Hana, CEO of Confidence Charging Station. It is an essential lecture for not only new employees but also job seekers and current employees.

Developers, can you really succeed just by developing your development skills? Build your own brand that differentiates you from the crowd of developers along with your development skills, add soft skills, and be active in the development ecosystem.

This course is for those who need systematic learning of business English.

Based on your understanding of MBTI psychological types, understand the organization beyond the individual, maximize each other's strengths, predict points of conflict, and create a healthy daily life where individuals and organizations coexist.

A curriculum with everything for English learning: Speaking, Reading, Writing, Grammar! ChatGPT alone can handle all this.

We aim to improve the Personal Skills and Work Skills of key talent. We provide solutions for growing into key talent, including fostering creativity and thinking skills, methods to enhance interpersonal relationship skills, and followership.

With the recent development of IT, the need for IT knowledge is being emphasized for general business people who are not IT majors, along with the term DT (Digital Transformation). This lecture is for those who are not related to IT development, but want to learn IT knowledge and create ideas that can be used and applied in their own work field.

Software Practical English Guidebook | Great IT English

This is exactly why we haven't succeeded until now. It's because of our perspective on the world. Let me ask you something. To succeed, you need to work hard, right? Wrong! You're mistaken! This is why it didn't work out. You don't need to work hard. You're probably thinking this sounds ridiculous, right? Let me explain. What do you feel when you think about working hard? I'm going to do this passionately! Even while having these thoughts, you feel a strange burden. That burden! A burden already forms inside you. This is how the unconscious mind operates. When you think of A, it brings out B. And it ends up making you maintain your current level. That's right. The word "hard" is associated not with passion, but with burden. What's been programmed in our collective unconscious is that the word "hard" seems related to passion, but it's actually related to burden. Now let's remove the word "hard" from our perspective on the world.

Perfect Interview English with Charm and Persuasion Job interviews aren't won by English skills alone. From self-introductions to motivation for applying, explaining strengths and weaknesses, to handling situational questions—you need strategies to answer logically and confidently. This course is based on frequently asked questions from actual global companies and foreign firms, following a learning sequence of ✔ Answer Structure Design → ✔ Key Expression Mastery → ✔ Real-world Role-play Training. Rather than simple memorization, we'll develop your ability to expand answers with your own unique stories. Intensive analysis of 30+ essential frequently asked questions Model answers & instant variation training Logical answer frameworks that interviewers love Role-plays that capture the real interview atmosphere This will be the most practical guide for those preparing for English interviews at foreign companies, global corporations, and major domestic companies.

Intermediate Financial English consists of a total of 20 lessons.

Beginner Financial English consists of a total of 20 lessons.