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Music Theory

200-Meter Dash: A Game to Sing a Long Melody

Sing a long melody from memory, note by note, and run the 200-meter dash with your voice (UK: 200 metres). It is the direct sequel to the 100-meter dash: instead of a single phrase, the game draws two different melodic shapes from the same table and chains them, one after the other, in the same key, like two musical phrases in a row (9 to 12 notes in total). As in the 100-meter dash, you do not move on to the next note until you have tuned the current one, and rhythm does not count here either, only pitch: each note is accepted as soon as you hold it in tune for the minimum time, no matter when you start it. It works in the browser on your phone or computer, with nothing to install.

When you press “Let’s run!”, your browser will ask for permission to use the microphone. The audio is not recorded or sent anywhere: it is analyzed on your own device.

How to play

  1. Choose a musician, type your name, pick the difficulty and the kind of melodies you want to practice.
  2. Listen to the whole melody, both phrases in a row. It plays from start to finish in a major or minor key that changes every round (and stays the same for both shapes). You can replay it as often as you like (in Master mode you hear it only once).
  3. Sing it note by note, in the same order. There is no beat to follow: each note is cleared as soon as you hold it in tune for the minimum time, within a window of about 4 seconds.
  4. If you do not tune a note in time, you stumble. The race goes on to the next note, but a penalty is added to your time.
  5. Check your final time. If you clear the 9 notes of the shortest melody instantly, you run it in 11.5 s; the benchmark for this game is 12.4 s. If you stumble on every note, you are disqualified and no time is recorded.

You can sing in whatever octave is comfortable: the game compares the note name, not the octave.

The melodies, from simple to leaps

Each round draws a tonic (C, D, E, F, G or A) and a key (major or natural minor), as in the 100-meter dash. The difference is that here two different melodic “shapes” are drawn (the same shape never comes up twice) from the same table of 10 shapes, and you sing them chained, one right after the other, always as scale degrees (1 = tonic). You choose which group the two shapes can come from:

MelodiesWhat they addShapes (scale degrees)
SimpleSteps only, with a 3rd as the largest leap1-2-3-2-1 · 1-2-1-3-1 · 3-2-1-2-3 · 1-3-2-1
With leapsAdds arpeggio shapes (1-3-5) and a leap of a 5th1-3-5-3-1 · 1-2-3-5-3-1 · 5-3-1-2-3 · 1-5-4-3-2-1
AllAlso adds a leap of a 4th and of a 6th (any of the 10 shapes can come up)1-3-2-5-4-1 · 1-6-5-3-2-1

The shapes are exactly the same 10 as in the 100-meter dash; here they are combined two at a time to make a longer melody that you can sing from memory in any major or minor key. If you are not sure what a scale degree is, review the degrees of the scale.

The three difficulties

They change how much help you get and how strict the tuning is (the margin is measured in cents; a half step (UK: semitone) is 100 cents):

DifficultyMarginHelp
Easy±50 centsYou see the name of each note while you sing it.
Normal±30 centsBefore you start, you see the scale degrees of the melody (for example, 1-3-5-3-1).
Master±15 centsThe melody plays only once, with no written help: you have to remember it by ear, note by note.

Why a game benchmark and not Bolt’s record

The real 200-meter dash takes 19.19 s (Usain Bolt, Berlin 2009, the same meet where he broke the 100-meter record). This game borrows the name of the event, not its duration or its speed: it cannot be compared with a real race. It is the time needed to sing a long melody with a realistic margin so that the microphone can detect each note. With the shortest possible melody (two different simple shapes, of 4 and 5 notes, 9 notes in total) sung perfectly, the calculation gives a 1.2 s start + 9 × 1.0 s per note + 1.3 s finish = 11.5 s. The 12.4 s benchmark uses the same proportional margin as the 100-meter dash (×1.08). It is a reference for this game, not a track and field record.

What this game is for

It is the long version of singing real music: instead of a single short phrase, you sing two phrases in a row, with steps and a few leaps, just like a real melody from a method book or a score, but twice as long. It trains the same thing as the 100-meter dash and, in addition, melodic memory: you have to remember and chain two musical ideas without losing the reference of the key. Because rhythm is not required, you focus on pitch alone, note by note. If you want to practice rhythm separately, it has its own note value and rhythm exercises and its metronome.

If you have not tried the short melody yet, start with the 100-meter dash; if you have mastered it, the next step is the 400-meter dash, twice as long as this one. If you cannot yet sing a whole scale, start with the hurdles, or practice a single chord in the triple jump. To review scales and degrees on paper, try the scale exercises.

Frequently Asked Questions

Why a long melody and not the same one as the 100-meter dash?
It is the direct sequel: instead of drawing a single melodic shape, the game draws two different shapes from the same table and chains them, one after the other, in the same key, like two musical phrases in a row. That way you sing a melody twice as long (9 to 12 notes) without a new pattern to learn.
Do I have to sing in time, with rhythm?
No. This game measures pitch only, not rhythm. Each note is accepted as soon as it sounds in tune for the minimum time inside its window, no matter when it starts.
What happens if I do not tune a note in time?
You stumble: the race goes on to the next note, but a penalty is added to your final time. If you stumble on every note of the melody, the race is disqualified and no time counts.
Why is the benchmark not Usain Bolt’s 19.19 s?
Because the two cannot be compared: this game measures the time it takes to sing several notes, with the margin the microphone needs to detect them, not to run a real 200 meters. The 12.4 s benchmark uses the same proportional margin as the 100-meter dash (×1.08 over the theoretical minimum): it is this game’s own reference, not a track and field record.

Piano audio: Salamander Grand Piano samples by Alexander Holm, licensed under CC BY 3.0.