Peek-a-Boo Games
| Min number of participants | 2 |
| Age | 0–2 yrs. |
| Min duration | 5 min. |
| Cost | None (Free) |
| Environment | Indoor / Outdoor |
Playing hide-and-reveal games with your face, hands, or a cloth to teach object permanence, build joyful anticipation, and reliably trigger waves of delighted baby laughter.