Related milestonesWhile lying on tummy, lifts and holds head upBy 2 MonthsNot StartedShows interest in facesBy 2 MonthsNot StartedEnjoys a variety of movementsBy 2 MonthsNot StartedMakes eye contactBy 2 MonthsNot StartedQuiets or smiles in response to sound or voiceBy 2 MonthsNot StartedCoos and smilesBy 2 MonthsNot Started