Has difficulty following 2-step directions (2–3 years)
Has difficulty answering simple “WH” questions (3–4 years)
Repeats words and syllables frequently (4 years)
Does not communicate easily with other children or adults
Does not ask questions
- who, what, where (1–2 years)
- why (2–3 years)
- when, how (3–4 years)
Does not put several words together using simple grammatical structures
- 2 words (2 years)
- 3 words (3 years)
- 4 words (4 years)
Does not understand basic concepts such as opposites (2–3 years) or prepositions (3–4 years)
Has difficulty understanding simple conversations