Skill

Discovers Self and Others

Infant or toddler explores their own body and grows aware of self as separate from others.

Ages 3–30 months

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Why it matters

Discovering hands, feet, and movement, then realizing that others have their own thoughts and feelings, is the beginning of self-awareness. This sense of self is the platform for identity, perspective-taking, and intentional connection.

Builds toward this milestone

  • shows awareness about self and how to connect with others. — Head Start ELOF

Explore milestones →

What mastery looks like

  • Explores own body and uses hands, gestures, or movement to relate to others.
  • Shows awareness of own preferences and that others have separate thoughts and feelings.

How to observe it

  • Does the child explore their own hands, feet, or reflection with interest?
  • Does the child show awareness that other people want or feel different things?

Accessibility

  • Use unbreakable mirrors and narrate body parts during care routines.
  • Adapt exploration for sensory or motor differences — guide hands gently, offer varied textures.

Activities

Evidence