Articles Knight Foundation Blog Features Art Sphere Inc. By Sarah Gregory January 22, 2016 January 14, 2021 As a recipient of the Knight Foundation Arts Challenge Grant, we were featured on the Knight Foundation Blog.Visit the full article on the Knight Foundation’s blog here! Volunteer with Art Sphere Inc. Video Claymation with Penn Treaty’s Afterschool Program Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *CommentName* Email* Website Save my name, email, and site URL in my browser for next time I post a comment.