Infancy
Toddlerhood
Preschool
School Years
Must Know
100

Input characterized by repetitiveness, higher pitch, shorter length, and more content words

What is Infant-Directed Speech?

100

Can be characterized as deictic or referential

What are gestures?

100

A development of early literacy in which children start to notice and attend to print

What is print awareness?

100

Idioms and metaphors and similes, oh my

What is figurative language?

100

The study of language meaning 

What is semantics?

200

Infants use this to group objects by their use

What is conceptual categorization? 

200

A word learning strategy used by infants which allows them to match a referent object to it's label in as little as one exposure 

What is fast mapping?

200

Information gathering that is often short and/or informal and is used to determine if further assessment is required

What is screening?

200

A skill associated with early literacy that describes how children understand, compare, and manipulate sounds within words

What is phonological awareness?

200

The study of contextualized meaning in language

What is pragmatics?

300

A development in speech perception that occurs during infancy and allows listeners to ignore subtle acoustic differences to meaningfully differentiate speech sounds

What is categorical perception?

300

This language milestone often marks the beginning of grammatical morpheme development

What is a 50 word (expressive) vocabulary?

300
Words which can be used to describe something in reference to another person/object/place/time
What are relational terms?
300
A type of discourse used to describe events and tell stories

What are narratives?

300

The study of language structures

What is Syntax?

400

The stress and intonation patterns that are permissible and typical in a language which infants develop sensitivity to during their first year

What are prosodic regularities?

400

The ability to understand that others hold different ideas, preferences, knowledge, and beliefs from oneself

What is Theory of Mind?

400
A major language development during the preschool years that allows for communicating about past or future events or abstract ideas

What is decontextualized language?

400

A word learning strategy in which a words meaning if explicitly taught to the child

What is direct instruction?
400
The study of word formations

What is morphology?

500

The age at which infants show a preference for the stress pattern of their native language

What is 9 months?

500

An expressive vocabulary size of less than 50 words at 24 months of age characterizes this 

What is a late talker/ what is late language emergence?

500

At type of authentic assessment used by researchers and clinicians to get an idea of a child's language skills through the collection of at least 50 (but ideally at least 100) utterances 

What is language sample analysis?

500

"The man walked the dog with the scarf" could mean two things. During the school age period, children develop the ability to 'solve' unknown meaning such as this, known as... 

What is sentential ambiguity

500
The study of speech sounds between and within languages

What is phonology?