Milestoneunknown· 12mo–15mo

Plays ”give-and- take”

Plays ”give-and- take”

Unknown

What the research says

Framework evidence being indexed.

Full quotes, source languages, and document links coming soon as we finish the source-evidence indexing pass.

Normative evidence

1 source back this milestone. The bars below show the age range each source covers.

This milestone12mo–15moWHO GSED0mo–3y012243648607284months
Milestone windowNormative study
The coral bar shows this milestone's typical age window. The bars below show the age coverage of each backing source.
WHO GSED →

What mastery looks like

Not yet

Cannot yet plays ”give-and- take”

  • No observable behavior matching this item
Emerging

Beginning to show plays ”give-and- take” with direct support

  • Requires significant prompting or physical assistance
Developing

Demonstrates plays ”give-and- take” in structured observation

  • Performs with mild support
  • Inconsistent across contexts
Secure

Consistently passes item across contexts

  • Reliably demonstrates without prompting
Reflexive

Masters item; demonstrates generalization

  • Applies skill spontaneously in novel situations

Activities for this (1)

physical11mo–22mo

On the Move

Parent observes and tests active movement milestones — give-and-take play, early running, stooping to pick something up, and descending stairs with help. Covers four locomotion and social-motor milestones at 12-18mo. Three phases: give-and-take exchange, running and stopping, and stair descent.

Formal assessments

No matching assessment items indexed yet.