Inclusion Criteria:  AIS, all curve types, curves with Cobb angle ranged between 10 and 25 degrees, a Risser grade 0 to 5, and the ability to attend weekly visits.  Exclusion Criteria:  Children with any significant history of riding horses, with diagnosis other than AIS, having other treatment which might affect scoliosis, having chronic diseases requiring any drug usage, presence of other neurologic, muscular or rheumatic diseases, and having non-idiopathic scoliosis.