THE PROBLEM
Clarify the problem before the technology.
Even after years of study, English may not come readily in real situations, and it can be hard to know what to revisit when starting again.
LANGUAGE & THINKING · INDEPENDENT WEB MVP PUBLIC BETA
From clear Korean meaning to consultant-style decision writing in 24 chapters.
The Writing-first public beta starts with clear meaning in Korean, then rebuilds English subjects, verbs, and information order.
EXPLORE THE INDEPENDENT BETA
Choose where to begin.
Explore the full learning map, try a short writing session, or browse the reader and print-material library.
Korean-language learning pages. Each link opens english.yeoncore.ai in a new tab.
CURRENT STAGE
Independent Web MVP public betaIndependent Web MVP public beta
An introductory McKinsey-style thinking and logic guide and 24 interactive units across four stages are being tested in an independent Web MVP public beta. It is not connected to YEONCORE unified accounts, databases, or payments.
DIRECTION
What we would validate first.
We do not promise a feature list in advance. We begin with the intended outcome and select only the experience required to test it.
01
Decision questions, answers first, and parallel supporting arguments
02
Clarify Korean meaning and rebuild it using English sentence structure
03
Transfer writing skills through beginner, workplace, persuasive, and consulting stages
CLEAR BOUNDARY
Independent public beta
An introductory McKinsey-style thinking and logic guide and 24 interactive units across four stages are being tested in an independent Web MVP public beta. It is not connected to YEONCORE unified accounts, databases, or payments.