And once you hear your little one’s laugh for the first time, you won't be able to get enough of the sound, whether it's a chortle, chuckle or full-belly giggle. Your baby has been experimenting ...

running zoomies all over the room as the baby laughs and giggles. Make sure your sound is on because it's the sweetest sound you'll hear today! Gah! This was so stickin' sweet and I've watched it ...

This can include cooing, laughing, babbling ... This means that in addition to being able to make sounds and words, your baby also needs to be able to hear and understand. Not every baby says ...

There’s nothing quite as delightful, and infectious really, as a baby’s laugh ... the chuckle sound was constant, and for a long time we had no clue why,” explained Gemma, mom to Jack who started ...