Theory & Linguistics
Milestones
Domains and Properties
School-Age Language
Discourse and Dialect
100

This is what Noam Chomsky described as knowing the grammar of a language but not being able to explain it.

What is implicit knowledge?

100

This is the age at which children are expected to be approximately 100% intelligible.

What is 4 years old?

100

This is the study of the sound system of a language.

What is phonology?

100

This is what is learned when children recognize that English does not have a 1:1 correspondence between written letters and spoken phonemes.

What is the Alphabetic Principle?

100

This is a rule-governed, systematic variation of language used by parts of a linguistic community.

What is a dialect?

200

This is the term for the speech children hear around them that aids in their development.

What is linguistic input?

200

This is the age by which children should be able to distinguish print from pictures and know that English is read from top to bottom and left to right.

What is 3 years?

200

This is the term for when a child had learned the syntactic rules of their language and can produce an infinite number of sentences.

What is the generative property?

200

This is the term for the patterns of discourse children are exposed to in a typical classroom.

What is the language of instruction?

200

This is the term for the percentage of utterances that contain at least 1 syntactic feature of a dialect.

What is dialect density?

300

This is NOT the type of relationship language has between a symbol and referent.

What is concrete?

300

This is the age by which around 90% of children can tap out the number of phonemes in a word.

What is 6 years old?

300

This describes the ability to tell about events that have happened at a different time and place.

What is decontextualized language?

300

This is what is required to learn written language but not for spoken language.

What is explicit instruction?

300

This is how to describe the ability of a child to link sentences within a narrative using things like pronouns and conjunctions.

What is cohesion (or cohesive narrative)?

400

This the ability to reflect on the form of language.

What is metalinguistic awareness?

400

This is the age range in which children are expected to produce reduplicated or canonical babbling.

What is 6 to 10 months?

400

This is the ability to use language to arbitrarily represent events and concepts.

What is the symbolic property of language?

400

This is the type of words that account for most of the accelerated vocabulary growth between 1st and 5th grade.

What are derived words?

400

This is the term for flexibly using communication skills depending on the communication partner or situation.

What is code switching?

500

This is the idea that children absorb and process the probabilities of experienced stimuli, such as the conditional probability of one sound following another  in a sequence they've heard. 

What is statistical learning?

500

This is the age by which we expect children to acquire the language of their cultural group.

What is 5 years old?

500

This is the type of gesture that supported naming in word extension tasks for toddlers.

What is iconic?

500

This is what is positively correlated with 1st grade reading level with persistent benefits up to at least 3rd grade.

What is the amount of time children are read to at home?

500

This describes the phonetic inventory of African American English.

What is the same as Standard American English.