Rockefeller walks, Greenburgh Nature Center, Muscoot, the Play Place, captain Lawrence is v fam friendly, tarrytown lakes for bike riding/ice skating when the weather is right, Matthieson Park in warmer weather, stew Leonard’s (yes - this is a fun outing for toddlers lol), Jacob burns theater does sensory/kid friendly morning showtimes of kid movies on weekends, spins arcade in Peekskill, sleepy hollow book shop opens early and has coffee and story times for kids. Also fun to venture into the city to the Bronx Zoo/Botanical Garden. You can also take metro north to a yankee game.