Dr. Harvey Karp 歌词

歌曲	年	普及
Fast & Vigorous – The Best Sound for the Fussiest Babies	-	170
Hair Dryer – Boosts Sleep for Light Sleepers	-	154
Mellow – Womb Sounds for a Full Night's Sleep	-	165
Moderate – Gradually Guides Your Baby to Calm	-	193
Rain – Peaceful and Soothing for Infants and Parents	-	162
Soft Rain – Unique, ultra-low Pitch for Sensitive Sleepers (most Like Womb)	-	186
Strong Hair Dryer – Calms Fussy Babies	-	156