According to this chart of milestones from the beloved BabyCenter.com, Ben is above the curve for his age! He’s in the “Advanced Skills” category for 3 months, the “Emerging Skills” category for 4 months, and the “Mastered Skills” category for 5 months.

Child’s Age	Mastered Skills (most kids can do)	Emerging Skills (half of kids can do)	Advanced Skills (a few kids can do)
1 month	Lifts head when lying on tummy Responds to sound Stares at faces	Follows objects briefly with eyes Vocalizes: oohs and aahs Can see black-and-white patterns	Smiles, laughs Holds head at 45-degree angle
2 months	Vocalizes: gurgles and coos Follows objects across field of vision Notices his hands Holds head up for short periods	Smiles, laughs Holds head at 45-degree angle Makes smoother movements	Holds head steady Can bear weight on legs Lifts head and shoulders when lying on tummy (mini-pushup)
3 months	Recognizes your face and scent Holds head steady Visually tracks moving objects	Squeals, gurgles, coos Blows bubbles Recognizes your voice Does mini-pushup	Rolls over, from tummy to back Turns toward loud sounds Can bring hands together, bats at toys
4 months	Smiles, laughs Can bear weight on legs Coos when you talk to him	Can grasp a toy Rolls over, from tummy to back	Imitates sounds: “baba,” “dada” Cuts first tooth May be ready for solid foods
5 months	Distinguishes between bold colors Plays with his hands and feet	Recognizes own name Turns toward new sounds Rolls over in both directions	Sits momentarily without support Mouths objects Separation anxiety may begin
6 months	Turns toward sounds and voices Imitates sounds Rolls over in both directions	Is ready for solid foods Sits without support Mouths objects Passes objects from hand to hand	Lunges forward or starts crawling Jabbers or combines syllables Drags objects toward himself