You see ก. You try to remember its name. You flip the card. The schedule does the rest — quietly arranging each card to come back the day before you would have forgotten it. How spaced repetition works on RianThai, and what the four review buttons actually mean.
Thailand quietly runs on two number systems. The Arabic digits you already know — and the Thai ones that turn up on market price tags, lottery tickets, official forms and year stamps. Learn the ten shapes once and they stop being mystery squiggles.
44 consonants, 25 vowels, four tone marks. Each one has a name Thai children learn before they can read. Start where Thai schools start — letter by letter, with the colour, sound and class that decide how every Thai word is spelled.
You memorised the pronoun table. You used it on a real Thai person. Something went slightly wrong. This guide explains why ผม, ฉัน, and คุณ don't behave the way the textbook says — and what Thai speakers actually do instead.