See + gongsik (formula) — understand formulas by seeing them
Understanding through visualisation
Some learning asks you to memorise without ever explaining why. seegongsik starts from the opposite place: show it first, let intuition form, and let the formula follow.
The story behind seegongsik, its mission and how to support it are on the support page.
Most ideas in maths and science only click once you can picture them. So we built a place where you move that picture, touch it, and watch it work — until it makes sense. What you memorise fades after the exam. What you understand stays. Everything follows one order: build intuition → visualise → derive the formula. We don't hand you the formula first. We let you feel why it looks the way it does. Once the “oh, that's why” moment arrives, the formula remembers itself.
Primary
• Primary Maths Years 1–6: number, shape, measurement, patterns (72 pages)
• Primary Science Years 1–6: matter, energy, life, earth (66 pages)
Middle School
• Middle Maths Full grades 7–9 concept visualisation (40 pages)
• Middle Science Physics, chemistry, biology, earth science (59 pages)
High School
• High Maths Common, Maths I/II, statistics, calculus, geometry (67 pages)
• Science Physics, chemistry, biology, earth science I/II (78 pages)
• Electrical Engineer 5 written subjects + practical (254 pages)
• Fire Safety (Electrical) 4 written subjects + practical (62 pages)
• Fire Safety (Mechanical) 4 written subjects + practical (66 pages)
• Electrician (Craftsman) Beginners & high-schoolers welcome (45 pages)
No one should be left vulnerable simply for not knowing something. So every lesson is free — no sign-up, just an internet connection. We keep it running through ads and support.