Difficulty
Balloons fall slowly and appear one at a time — gentle for first-timers.
Press the key that matches the letter on each floating balloon to pop it. Letters are read aloud too. Wrong keys miss and leave a mark on the wall. One set is 10 balloons.
Between a balloon appearing and leaving, there are exactly three possible outcomes: it pops, you miss, or it escapes. Each looks and sounds different, so a child who cannot yet read the instructions can still work out what just happened.
Press the right key and the balloon bursts with a pop. Press a wrong key and the balloon stays while one more mark appears on the wall. Press nothing and the balloon drifts past, counted as an escape.
Separating misses from escapes matters, because the causes differ. A miss means the wrong key was pressed — a position problem. An escape means the key was never found in time — a speed problem. The first is fixed by checking where that letter lives; the second is usually fixed by dropping a difficulty. The counters at the end of a set tell you which one you are dealing with.
The app reads each balloon letter aloud, but there are plenty of places you cannot make noise: a library, a train, the room where a younger sibling is asleep. Being unusable in those situations would narrow it far too much, so everything still reads clearly with the sound off.
One button silences the effects and the speech together. Even muted, the popping animation, the marks accumulating on the wall and the counters at the top make hits and misses obvious. Without the read-aloud a child has to read the letter themselves — which, once they can, is actually the better exercise.
Speech uses whatever voice is installed on your device, so on some setups no voice is available. The letter is always printed on the balloon regardless, so the game never becomes unplayable.
The device set aside for a child is usually a tablet with no physical keyboard. That is why the on-screen keyboard is permanently visible rather than appearing on demand — the QWERTY layout sits along the bottom from the moment you start.
Keeping it visible is deliberate. A child new to typing has no idea what order the letters come in. Having the layout in view throughout play means the arrangement itself keeps registering while they hunt for a letter.
Pressing "Hint" lights up the key you currently need. When a child freezes because they cannot find it, use that to show the location and let them press it. After a few rounds the number of letters they find unaided grows.
The on-screen keyboard also responds to taps, so even on a machine with a real keyboard you can work through it one finger at a time.
A set is ten balloons. That may sound short; the length is deliberate.
For a child meeting a keyboard for the first time, hunting for keys takes real concentration. Push past that and the later half degrades, and the session ends on the memory of failing. Ten balloons finishes in around a minute on Easy, ending while the sense of achievement is still intact.
If they ask for more, start another set. Being able to stop before boredom sets in is what makes them open it again the next day.
Learning to type Japanese has several stages: knowing where the alphabet keys are, learning romaji spellings, typing whole words in sequence, and driving the conversion to kana and kanji. Balloon Type covers only the first of those.
That narrowness is intentional. One letter at a time means no romaji knowledge is required and no words have to be typed. It also means no amount of play here will produce romaji input on its own.
What it builds is the physical memory of where K sits under your hand. Learning romaji with that already in place is a very different task from learning key positions and romaji at the same time. Treat this as the groundwork.
A reasonable graduation point: when a set can be finished with barely a glance at the on-screen keyboard.
The urge is to help, but pressing keys on their behalf removes the practice. What actually helps is changing what you praise.
Say "you got them all right" rather than "that was fast". Praising speed at this stage produces guessing instead of searching. Checking together that the miss count has come down does far more for progress.
Also, do not step in over a single escaped balloon. The game carries on, and losing a few out of ten is normal. Reviewing which letters caused trouble after the set ends is about the right distance to keep.
Balloon Type runs entirely inside the browser. There is no external communication of any kind.
The sound effects load no audio files — they are synthesized on the fly with Web Audio. Letters are spoken by the speech synthesis built into your device, and the balloons and wall marks are drawn in CSS rather than as images. With no assets to fetch, it keeps working in near-offline conditions and uses no bandwidth.
The only thing stored is the best score per difficulty, kept in your device's localStorage. No name or age is ever entered, and nothing about the play session is sent anywhere.