Milestoneunknown· 3mo–15mo

Explores one hand with the other

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.

Milestone windowNormative study

The coral bar shows this milestone's typical age window. The bars below show the age coverage of each backing source.

Stanford SHQ →

What mastery looks like

Not yet

Shows no attempt to explores one hand with the other

Shows no attempt to explores one hand with the other
No observable behavior matching this milestone

Emerging

Occasionally or inconsistently explores one hand with the other

Occasionally or inconsistently explores one hand with the other
Requires significant support or prompting

Developing

Frequently explores one hand with the other with some support

Frequently explores one hand with the other with some support
Shows the behavior in familiar contexts

Secure

Consistently explores one hand with the other across contexts

Consistently explores one hand with the other across contexts
Performs independently without prompting

Reflexive

Readily explores one hand with the other and extends the behavior

Readily explores one hand with the other and extends the behavior
Shows flexibility and adaptation in approach

Activities for this (1)

physical2mo–10mo

Tiny Watcher

Parent observes early visual tracking, head control, early reaching, and hand exploration in a young baby. Covers thirteen early sensory and motor milestones spanning 2-10 months across visual tracking, prone lifting, midline hand play, reaching, head balance, early vocalisation, and hand-to-mouth exploration.

Formal assessments

No matching assessment items indexed yet.

Standardised assessment view

1 instrument measure this construct. The construct page shows how each one approaches it and at what age range.

View as assessment construct →