I am constantly amazed that teachers on the front lines fail to recognize this. I'm saddened that UI designers keep replacing phonetically spelled words with icons and emojis.
Paper dates to about 100 AD. The Greek alphabet, which is the first full alphabet (that records both vowels and consonants), dates to about 800 BC. Therefore, phonetic spelling predates paper by at least 900 years. Possibly older, if you want to count later cuneiform (which is mostly a syllabary) or Egyptian or Phoenician (abjads, lacking vowels) as phonetic spelling.
> I am constantly amazed that teachers on the front lines fail to recognize this.
Some have. One system which embodies what you desire in interactive multimedia form is: