Have you ever wondered how a rock can go from looking all rough and dull to a beautifully polished stone? Join Nick Smith for a free demonstration on rock tumbling. This program is specifically tailored for children and families. Space is limited to 10 families. Families with multiple children are welcome. Please register for this fun program by May 22 and indicate the number of children attending. All children attending will received a polished stone as a keepsake.