Exercise ball as physical therapy for neuro-developmental treatment. Based on the concept of "functional kinetics", Klein-Vogelbach advocated the use of ball techniques to treat adults with orthopedic or medical problems. The term "Swiss Ball" was used when American physical therapists began to use those techniques in North America after witnessing their benefits in Switzerland. From their development as physical therapy in a clinical setting, those exercises are now used in athletic training, as part of a general fitness routine and incorporation in alternative exercises such as yoga and Pilates. in 2012, Neil Whyte completed the record for the fastest time 10 Swiss
Crystal ball ball that is brought into full sunlight. The image of the sun formed by a large crystal ball will burn a hand that is holding it, and can ignite dark-coloured flammable material placed near it. Ball lenses such as are used to couple fiber optics are identical to crystal balls, but in tiny form, commonly 1mm to 10mm in diameter. A crystal ball lies in the Sceptre of Scotland that is said to have been originally possessed by pagan druids. Philadelphia's University of Pennsylvania Museum of Archaeology and Anthropology (also called "Penn Museum" for short) displays the third largest crystal