On: Language was born in the hands (2022)

[maxent]

We used Baby Signing Time after we discovered our child was deaf at 10 months old:

https://www.signingtime.com/baby-signingtime/

You can find their videos on YouTube too, but we love supporting the organization. When we started signing, everything was unlocked - not just communication, but also creativity, personality, and delayed fine and gross motor skills.