Educational Tool

Developmental Glossary

Plain-language glossary of common terms in developmental and behavioural paediatrics.

Children playing with colourful wooden blocks together
A parent listening to their child at home
Preschoolers building with wooden blocks in a bright playroom
A child standing apart while others play — social difficulties
Everyday moments: play, big feelings, and parent conversations
Children collaborating during play-based learning
A teenager studying at a desk with books and laptop
Children playing with colourful wooden blocks together
A parent listening to their child at home
Preschoolers building with wooden blocks in a bright playroom
A child standing apart while others play — social difficulties
Everyday moments: play, big feelings, and parent conversations
Children collaborating during play-based learning
A teenager studying at a desk with books and laptop

Everyday language for common developmental and behavioural terms. Educational only.

  • Developmental milestone

    A skill many children develop within a similar age range.

  • Sensory processing

    How the brain takes in and interprets sensory information.

  • Neurodiversity

    The idea that human brains vary in how they work — with strengths and needs.

  • Co-occurring

    Two or more difficulties appearing together, often needing coordinated support.

Important

This educational guide is not a diagnosis, medical assessment, emergency service or substitute for consultation with a qualified professional.

Common questions

Which term applies to my child?
That's a conversation for a consultation, not a label at first sight.