学習ツール
単語を覚え、アルゴリズムを眺め、抽象的な概念をつかむ。ブラウザの中で手を動かしながら学べます。
学習ツールすべて
Bopomofo Practice
Trace all 37 Bopomofo (Zhuyin) symbols (ㄅ ㄆ ㄇ…) in Taiwan's official MOE stroke order, with animation, live grading and a pronounce button — for early learners and students of Chinese.
Chengyu Guess
A daily four-character Chinese idiom guessing game with a multi-layer hint system. Six tries to crack the hidden idiom.
Chord Finder
Interactive chord diagrams for guitar, ukulele, and piano: look up any chord to see its fingering, or tap the fretboard to name what you're playing. Includes alternate voicings and movable barre shapes.
Scale Sense
Translate any big number into real-world equivalents — 245 hand-picked anchors from every continent, from the speed of light to a bubble-tea cup, so abstract magnitudes finally feel like something.
Stroke Order Practice
Trace common Chinese characters in Taiwan-standard stroke order — every character verified against CNS11643 official data, with live grading and stroke animations.
Sundial Simulator
An interactive sundial for understanding solar geometry — adjust latitude and date to watch shadows move.