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birth
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cooing
pleasant vowel sounds -
observation
interest in turn-taking games -
babbling
adding consonants to cooing sounds,
repeating syllables,
comprehend commonly hear words -
joint attention
active participation in trading roles and turn-taking games,
preverbal gestures: pointing & showing,
attempts to influence others' behavior -
first words
babbling includes sounds and intonation patterns,
speed and accuracy increases -
speech emerges
spoken vocabulary expands to 50-200 words
combination of words -
clarity
talks clearly and understandably -
transition words
use of "and", "or", and "but" to combine sentences -
concept understanding
understand shapes, numbers, and sizes -
begin to read letters
recognition of 5+ letters -
defining words
explaining meaning of commonly used words -
growth of vocabulary
vocabulary of 1500-2100 wordss continues to grow -
reading recognition
identifies 200+ words -
phonological awareness
rhyming, alliteration, segmentation, blending, and manipulating of words and syllables -
grammar
exceptions to grammatical rules are mastered -
interpetation
ability to summarize and paraphrase emerges -
abstract thinking
using complex sentence structure to explain opinions -
12th birthday