Home » Preschoolers » Pre-kindergartener: 48 thru 60 mo: 4 year oldsPre-kindergartener: 48 thru 60 mo: 4 year oldsLearn about the importance of pre-kindergartener development for four-month-olds 48 through 60 months.Pre-Kindergartener Development AlertsUnlock your pre-kindergartener’s potential with developmentally appropriate toys and activities for four-month-olds 48 through 60 months.Pre-Kindergartener Toys 2025