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8
Phrom Phong or Ari — malls with groceries, BTS, quieter than Nana. Family rooms at mid-range hotels common. Avoid Khao San stairs and noise. Silom OK if near Lumphini for park mornings.
5
Siam area — aquarium, mall play areas, easy BTS. Pricier but toddler logistics easier.
2
Grab car seat rare — bring travel harness.