Stages of Language Development Checklist

3 - 4 Years of Age

  • Following 2 part instructions (e.g. Go to your room and get your shoes).
  • Following 3 part instructions (e.g. Point to the cat, the dog and the monkey).
  • Pointing to main body parts, clothing items, toys and food when asked.
  • Understanding longer, more complex sentences.
  • Understanding What, Where and Who questions.
  • Comprehending position concepts: on; off; in; out; up; down; under; top; open; shut; bottom; behind; first; near.
  • Comprehending size concepts: big; small/little; long; short (length) – emerging; short (height).
  • Comprehending quantity concepts: 1-3; every; none.
  • Comprehending concepts: stop; go/start; loud; quiet; heavy; soft; fast; hot; cold; hard; slow; light (weight); many colours.
  • Asking What, Where, Why, When & How questions.
  • Using a minimum of 3-4 words in a sentence.
  • Telling you what they are doing.
  • Telling you the function or use of an object.
  • Using nearly 1500 words in their vocabulary by 4 years.
  • Using regular plurals (e.g. 1 dog, 2 dogs).
  • Using articles ‘a’ and ‘the’.
  • Using progressive –ing (e.g. The boy is jumping).
  • Using pronouns you, I, me, mine, he, she. Using regular past tense (e.g. I climbed).
  • Using possessive’s (e.g. Daddy’s car).
  • Using auxiliary ‘is’ (e.g. The girl is skipping).
  • Using connector ‘and’ (e.g. I want a banana and an apple).
  • Using 3rd person singular (e.g. He wants the ball; The rabbit eats grass).
  • Using contracted negative (e.g. isn’t, doesn’t, haven’t, shouldn’t).
  • Using contracted copula (e.g. He’s happy).
  • Using past participle (e.g. It’s broken).

4 - 5 Years of Age

  • Following 3 part instructions (e.g. Point to the cat, the dog and the monkey).
  • Understanding longer, more complex sentences.
  • Understanding questions.
  • Following the meaning of others’ conversations.
  • Understanding What, Where, Who and How questions.
  • Comprehending position concepts: bottom; behind; first; near; middle; around; away from; between; through; next to/beside; last by mid-late 4 years.
  • Comprehending size concepts: short (length); short (height); tall; fat by mid-late 4 years.
  • Comprehending quantity concepts: 4; most; few by mid-late 4 years.
  • Comprehending position concepts: in front; in a line; corner; middle by late 4-5 years.
  • Comprehending size concept thin by late 4-5 years.
  • Comprehending quantity concepts 5 and pair by late 4-5 years.
  • Comprehending concepts: same; different (size); different (function) by late 4-5 years.
  • Asking Why, When and How questions.
  • Asking the meanings of words.
  • Using a minimum of 4-5 words in a sentence.
  • Understanding color words (e.g. red, green).
  • Understanding shape words (e.g. square, triangle).
  • Sorting objects into simple categories (e.g. animals, food).
  • Talking about past and future events.
  • Using auxiliary ‘is’ (e.g. The girl is skipping).
  • Using pronouns he; she; his; hers; theirs.
  • Using connectors ‘and’ (e.g. I want a banana and an apple) and ‘because‘ (e.g. The boy was crying because he fell over and hurt his knee).
  • Using 3rd person singular (e.g. He wants the ball; It eats grass).
  • Using contracted negative (e.g. isn’t, doesn’t, haven’t, shouldn’t).
  • Using contracted copula (e.g. He’s happy).
  • Using past participle (e.g. It’s broken).
  • Using comparative –er and superlative -est (e.g. big, bigger, biggest).
  • Using ‘is‘ vs ‘are‘ (e.g. The monkey is eating a banana vs The monkeys are eating the bananas).
  • Using past tense ‘to be’ (e.g. I was running; They were running).
  • Using adverb –ly (e.g. quickly, slowly, quietly).
  • Using irregular plurals (e.g. mice, children, men).