Pre School Karate Norwin Ninjas karate offers age specific preschool age martial arts classes. The course focuses on life skills to build character, respect, discipline, determination, and physical fitness. Norwin Ninjas karate kid classes serve the Pittsburgh area, North Huntingdon, and Irwin. Benefits of Preschool Karate (Ages 2–3) Karate classes for preschoolers offer much more...