Nonprofit indoor play-space for children from birth through Kindergarten in the South Hills of PA. #PittsburghKids #Play The Seesaw Center is a indoor play center for children of all abilities, from infancy through Kindergarten. The mission of The Seesaw Center is to improve the quality of life of parents and primary caregivers of young children ages birth through kindergarten, by providing an indoor play center for youth during the cold winter months and to promote positive parenting through education, information, socialization, and networking.