Leap 3 Peak at Week 12 (~2.8 months)
3

The World of Smooth Transitions

What happens during Leap 3?

Jerky reflexive movement gives way to fluid, voluntary head, eye and limb motion. Your baby starts choosing where to look, what to reach for, and how to move — instead of being startled into action.

Development Milestones in this Leap

Recommended Play & Activities for Leap 3

Every milestone, beautifully remembered.

Track your baby’s complete development journey, discover daily age-perfect activities, log WHO growth charts, and securely share memories with your whole family.

  • 🔒 Encrypted baby photo log
  • 📊 CDC milestones & WHO growth
  • 💡 240+ curated daily activities
  • 🤖 Alex pediatric AI assistant