In fact, Prof. Rescorla, director of the Child Study Institute at Bryn Mawr College in Pennsylvania, has suggested that the normal range for a two-year-old is 75 to 225 words.
This and other work is aimed at trying to pinpoint children who can benefit from early intervention, since language delays can have long-lasting negative effects on a child’s education and behaviour.
Diane Pesco, an assistant professor in Concordia’s Department of Education, and her co-author Daniela O’Neill of the University of Waterloo, have found that low scores on early language testing were an accurate predictor of language problems at age of 5 and 6...
The LUI questionnaire captures not just vocabulary but also children’s use of language in a social context: how they get a parent’s attention, join a conversation, make jokes or use language to get things done.
As such, words and language are a window into a much broader range of abilities. For instance, children’s use of words like “think” and “know” reflect a child’s growing understanding of other people’s preferences and thoughts.
“It’s related to social competence,” she says.
This is a useful way for parents to frame their children’s language development, too. Instead of treating words and language as an academic subject, consider them as tools for rich conversation.
While reading a book, instead of asking “What is this?” while pointing to a page, ask “Why do you think that boy ran after the dog?” she says.
When talking with children, she suggests parents consider striking a balance between a child’s language comfort zone and more challenging concepts.
“We want to scaffold them toward more complex language,” she says.
D - one of my home town academics!
"her co-author Daniela O’Neill of the University of Waterloo..."
Here are the 25 words!