Data-Minded Dad Tracks Baby’s Growing Vocabulary With Cool Charts

“I did not go by perfect pronunciation, but it had to be about 75 percent there,” he wrote on Reddit, noting that the system was a bit subjective. “There were many words I knew he was saying, but another person would likely not understand, even in context. For example, last night he was saying something that sounded like ‘mayma’ but he meant ‘banana.’ I would not count a word like this. But ‘eh-bo’ for ‘elbow’ was close enough, so it counted.