By one year
Able to use 3-5 single words
Imitates sounds and words
Able to recognize own name
Able to follow one-step instructions
Have an increased awareness of surroundings and routines
By two years
Able to use up to 20 words
Able to use two words together
Can imitate familiar animal sounds
Can point to own toes, ears, nose and fingers
Can use words to indicate needs
Able to recognize pictures of familiar objects or people
Able to imitate simple actions
Able to follow simple instructions related to objects not in direct eyesight
Able to make sentences of up to three words
Able to refer to self by name
By three years
Able to have “conversations” with self, toys or pets
Asks “what” and “where” questions
Able to use negative phrases
Have a vocabulary of up to 450 words
Can tell age by holding up fingers
Able to use simple time concepts
Likes to hear stories and rhymes repeatedly
Able to use communication to solve problems
Able to use short sentences
Able to name at least one color
Able to combine nouns and verbs
Able to use past tense and plurals
Vocabulary up to 1000 words
Able to tell their name and street
Able to use familiar categories like “animals”
By four years
Able to tell a story
Able to use up to 5 word sentences
Able to use past tense correctly
Able to use and understand spatial words
Able to ask many questions
Able to point to four primary colors
Able to identify triangle, circle and square
Able to use imaginary words like “hope” and “wish”
