IONIX Jr. PAW Patrol, Adventure Bay Block Set Now preschoolers can build the world of Adventure Bay from Paw Patrol with IONIX Jr. construction blocks. Kids can build Sky and Chase to create their own rescue missions at City Hall IONIX Adventure Bay Block Set is perfect for laying down preschool foundations with fine motor skills, problem solving, counting, creative expressions all while having fun. IONIX Jr. Adventure Bay Block Set is for ages 1-5. No batteries required.