Early Speech & Language | Baby and Toddler Development on Instagram: "Those sweet squeals and loud little “screams” you might start hearing around 4 months? They’re not just cute (though they definitely are 🥰), they’re an important communication milestone. This stage is called vocal play and it happens before babbling begins. Your baby is discovering their voice! They are experimenting with pitch, volume, and how their sounds make you respond. It’s their way of saying, “I can make things happen