Stages of the Strange Situation
1. Caregiver enters room, places child on floor and sits on chair, does not interact unless child seeks attention
2. Stranger enters room, talks to caregiver and approaches child with toy
3. Caregiver exits room, stranger observes/engages/comforts child as needed
4. Caregiver returns, stranger leaves
5. Caregiver may leave child alone briefly
6. Stranger enters, repeats step 3
7. Stranger leaves, caregiver returns