Numbers

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English : Korean

Modes

Cardinal. Number System, Phone, and Amount sit under this mode.

Under Cardinal

Number System · Sino: d*/dec*/scale_* bank. Quiz accepts 4 / four.

Sino (일/いち…). Native uses standalone counting pieces (하나… / ひとつ…).

Min Max

Typed integers only, 0–100,000,000. Magnitude keeps a real 万/만 and 億/억 card for every box you check, even when that scale sits outside Min–Max.

Magnitude / order-of-magnitude

Drill

Random sample / shuffle

Hard cap: 200 cards. Rebuild composes from the piece bank (no per-value JSON).

Rapid Serial Visual Presentation (passive) Quiz — Listen → type answer

Show pieces: debug line

Show at the same time Delayed (recall)

Used when Speak is on (stitch gaps). Also shown under the card.

Exit

Speed: 60 WPM

0 cards remaining

Ready...

Space: Play/Pause Arrows: Navigate G: Got it N: Nope

cache ? · Space = play/pause · Quiz = type answer