Nine months old one year testing

The video discusses the developmental milestones of infants at nine months and one year. At nine months, infants show increased dexterity, can focus on multiple objects, and solve simple problems like picking up sugar pellets. By one year, they begin to explore shapes and contours but lack depth perception. The video highlights the progression of motor skills and cognitive awareness in early childhood.

What changes occur in an infant's dexterity by nine months?

How does a nine-month-old infant's ability to focus on objects differ from that of a six-month-old?

Describe the sugar pellet problem and how a nine-month-old infant interacts with it.

What developmental milestones does a one-year-old child begin to show?

In what ways does a child's understanding of objects evolve from nine months to one year?