Recordings of a boy who recorded the same (German) sentence over and over again during the period where his voice changed. Compare the slowly changing voice pitch (which is also shown in a table on the page).
Hearing the effect of changing voice pitch due to puberty: multiple recordings by the same subject.
“Language is almost the only window available to us into an unfamiliar world, <...> an opportunity to live several lives at once, moving from…
It is not enough to read French correctly. It is not enough to literally understand what is written. You also need to be French in order to…