# When Do Children Develop Object Permanence? Canonical: https://pinnacleblooms.org/ask/when-do-children-usually-object-permanence Publisher: Pinnacle Blooms Network / Bharath Healthcare Laboratories Private Limited Object permanence — knowing objects exist when out of sight — usually begins around 8 months and is well established between 12 and 18 months. By the toddler years most children confidently search for hidden objects and enjoy peek-a-boo. It develops gradually, and a few weeks' variation is perfectly normal. *The first time your baby lifts a cloth to find the toy you hid — that little giggle of triumph is a whole new way of understanding the world.* ## In short Object permanence — knowing that things still exist even when you can't see them — usually begins to emerge around **8 months** and is well established by **12 to 18 months**. By the toddler years (12–36 months) most children confidently search for hidden objects, look for a dropped spoon, and enjoy peek-a-boo because they *know* you're still there. This is a normal, gradual unfolding, not a sudden switch. ## The science, simply Object permanence is one of the earliest signs of memory and reasoning. Around 4–7 months babies start tracking objects that move out of view. By 8–12 months they'll uncover a partly hidden toy and reach for it. By 18 months a toddler can follow more complex hide-and-find games, even when an object is moved more than once. This skill supports language, play and emotional security — including learning that when you leave the room, you'll come back. Every child arrives on their own timeline. A few weeks either side is typical. What matters is steady forward progress. ## The Pinnacle way If your toddler isn't searching for hidden objects, doesn't enjoy peek-a-boo, or seems not to notice when familiar people or toys disappear by around 12–18 months, a gentle developmental check is worthwhile — not a cause for alarm. A clinical [AbilityScore®](/ask/what-is-the-abilityscore-and-how-is-it-calculated) and any diagnosis are formed only at a Pinnacle Blooms Network centre under qualified clinician care. Learn more about [object permanence](/object-permanence) and how [child development therapy](/child-development-therapy) supports thinking and play skills. ## Trusted sources Guidance aligns with CDC developmental milestone resources and the American Academy of Pediatrics' HealthyChildren parenting guidance on infant and toddler learning. **Next step —** if you'd like reassurance, book a developmental check or message the Pinnacle team on WhatsApp at +91 91001 81181. This is general information, not a diagnosis — individual assessment and diagnosis require an appropriately qualified healthcare professional. ## Sources - ICF d1: https://icd.who.int/browse11 - CDC: Learn the Signs. Act Early. — developmental milestones: https://www.cdc.gov/child-development - AAP HealthyChildren: infant and toddler learning and play: https://www.healthychildren.org ## Connected topics and perspectives - Skills: https://pinnacleblooms.org/ask/skills - Parent / Family: https://pinnacleblooms.org/ask/lens/stakeholder/parent - Toddler: https://pinnacleblooms.org/ask/lens/age/toddler - Cognitive: https://pinnacleblooms.org/ask/lens/domain/cognitive - Milestone: https://pinnacleblooms.org/ask/lens/intent/milestone - Screen: https://pinnacleblooms.org/ask/lens/lifecycle/screen - Book Assessment: https://pinnacleblooms.org/ask/lens/route/book-assessment - Early Clarity: https://pinnacleblooms.org/ask/lens/empowerment/early_clarity - Permanence: https://pinnacleblooms.org/ask/lens/ability/permanence - NEPSY, 2nd Ed: https://pinnacleblooms.org/ask/lens/assessment/nepsy2 - English: https://pinnacleblooms.org/ask/lens/language/en - SDG 3: Good Health and Well-being: https://pinnacleblooms.org/ask/lens/sdg/3 - object permanence: https://pinnacleblooms.org/ask/lens/skill/object-permanence - ASHA / PHC / Frontline: https://pinnacleblooms.org/ask/lens/stakeholder/asha_phc - Therapist / Clinician: https://pinnacleblooms.org/ask/lens/stakeholder/therapist ## Related question paths ### Recognise signs & concerns - At what age should a child develop object permanence?: https://pinnacleblooms.org/ask/at-what-age-should-a-child-object-permanence - Object Permanence in Toddlers: https://pinnacleblooms.org/ask/is-it-normal-that-my-toddler-is-not-yet-showing-object-permanence - What signs suggest my child may need support with object permanence?: https://pinnacleblooms.org/ask/what-signs-suggest-my-child-may-need-support-with-object-permanence - Object permanence and developmental delay: https://pinnacleblooms.org/ask/could-difficulty-with-object-permanence-be-a-sign-of-a-developmental-delay - When does object permanence develop, and what should a teacher expect?: https://pinnacleblooms.org/ask/by-what-age-is-a-child-usually-expected-to-object-permanence-and-what-should-a-teacher-expect-in-class - What does it mean if my child is not yet showing object permanence?: https://pinnacleblooms.org/ask/what-does-it-mean-if-my-child-is-not-yet-showing-object-permanence - Object Permanence: What Caregivers Should Do: https://pinnacleblooms.org/ask/as-a-caregiver-what-should-i-do-if-a-child-in-my-care-is-not-yet-showing-object-permanence - Observing Object Permanence on a Home Visit: https://pinnacleblooms.org/ask/during-a-home-visit-what-should-a-frontline-worker-observe-about-a-child-learning-to-object-permanence - Object permanence delay: when a frontline worker should escalate: https://pinnacleblooms.org/ask/if-a-child-cannot-object-permanence-at-the-expected-age-when-should-a-frontline-health-worker-escalate - Is delayed object permanence a developmental red flag?: https://pinnacleblooms.org/ask/is-difficulty-learning-to-object-permanence-a-clinical-red-flag-that-warrants-a-developmental-referral ### Understand assessment - What an amber zone for object permanence means: https://pinnacleblooms.org/ask/my-child-is-in-the-amber-zone-for-object-permanence-what-does-that-mean - Green Zone for Object Permanence: What It Means: https://pinnacleblooms.org/ask/my-child-is-in-the-green-zone-for-object-permanence-what-does-that-mean - Red Zone for Object Permanence: What It Means: https://pinnacleblooms.org/ask/my-child-is-in-the-red-zone-for-object-permanence-what-does-that-mean - Assessing & Tracking Object Permanence: https://pinnacleblooms.org/ask/how-can-a-clinician-assess-and-track-a-child-s-progress-in-learning-to-object-permanence ### Explore therapy & support - How can a teacher support a child working on object permanence?: https://pinnacleblooms.org/ask/how-can-a-teacher-support-a-child-working-on-object-permanence - What therapy helps a child learn object permanence?: https://pinnacleblooms.org/ask/what-therapy-helps-a-child-learn-to-object-permanence - Object permanence in the amber zone: what to do next: https://pinnacleblooms.org/ask/my-child-is-in-the-amber-zone-for-object-permanence-what-should-we-do-next - Object permanence in the green zone — what to do next: https://pinnacleblooms.org/ask/my-child-is-in-the-green-zone-for-object-permanence-what-should-we-do-next - Object permanence red zone — what should we do next?: https://pinnacleblooms.org/ask/my-child-is-in-the-red-zone-for-object-permanence-what-should-we-do-next - Therapy techniques for object permanence: https://pinnacleblooms.org/ask/as-a-therapist-what-techniques-help-a-child-develop-the-ability-to-object-permanence - How can a teacher support a student who is still learning object permanence?: https://pinnacleblooms.org/ask/how-can-a-teacher-support-a-student-who-is-still-learning-to-object-permanence - How should a therapist prioritise a child in the amber zone for object permanence?: https://pinnacleblooms.org/ask/how-should-a-therapist-prioritise-a-child-who-is-in-the-amber-zone-for-object-permanence - How should a therapist prioritise a child in the green zone for object permanence?: https://pinnacleblooms.org/ask/how-should-a-therapist-prioritise-a-child-who-is-in-the-green-zone-for-object-permanence - How should a therapist prioritise a child in the red zone for object permanence?: https://pinnacleblooms.org/ask/how-should-a-therapist-prioritise-a-child-who-is-in-the-red-zone-for-object-permanence ### At home & in everyday life - How to Help Your Child Learn Object Permanence at Home: https://pinnacleblooms.org/ask/how-can-i-help-my-child-with-learn-to-object-permanence-at-home - What is one Everyday Therapy activity for object permanence?: https://pinnacleblooms.org/ask/what-is-one-everyday-therapy-activity-to-help-my-child-with-object-permanence - Helping your child practise object permanence at home: https://pinnacleblooms.org/ask/as-a-caregiver-how-can-i-gently-help-a-child-practise-learning-to-object-permanence-during-everyday-routines