Wikimedi'Òc

Vitruvian jumping jacks.gif - Damian Yerrick

US Navy 040806-N-9951B-066 Chief Petty Officer (Selectees) participate in a round of jumping jacks during an early morning physical training session in the hangar bay aboard the aircraft carrier USS Abraham Lincoln (CVN 72).jpg - BotMultichillT

US Navy 060114-N-9866B-017 Marines assigned to the 11th Marine Expeditionary Unit (MEU) perform jumping jacks on the flight deck of the amphibious assault ship USS Peleliu (LHA 5).jpg - BotMultichillT

US Navy 071107-N-0775Y-002 Seabees assigned to Naval Mobile Construction Battalion (NMCB) 3 warm up with a set of jumping jacks before going on a two and a half mile march in full battle gear on board Port Hueneme.jpg - BotMultichillT

US Navy 101112-N-9132C-184 Sailors from the engineering repair division perform jumping jacks during group physical training in the hangar bay of t.jpg - BotMultichillT

2009 santa speedo NewburySt Boston 4185556279.jpg - M2545

USMC-05974.jpg - Slick-o-bot

USMC-060910-M-4379K-.jpg - Slick-o-bot

USMC-111028-M-EY704-169.jpg - Slick-o-bot

USMC-060620-M-1303W-001.jpg - Slick-o-bot

USMC-100229-M-2322L-623.jpg - Slick-o-bot

USMC-19527.jpg - Slick-o-bot

Elementary school students conduct jumping jacks to warm up USMC-120214-M-MA421-288.jpg - Slick-o-bot

USMC-14439.jpg - Slick-o-bot

USMC-051116-M-5578G-034.jpg - Slick-o-bot

USMC-14294.jpg - Slick-o-bot

U.S. Airmen with the 90th Security Forces Group do jumping jacks before a two-mile pride run March 29, 2013, at F.E. Warren Air Force Base, Wyo 130329-F-JW079-027.jpg - Fæ

U.S. Marine Corps Sgt. Edan Valkner, center, demonstrates a star jump for members of the Royal Barbados Defense Force during a martial arts educational exchange in Bridgetown, Barbados, Aug. 20, 2010 100820-N-EP471-050.jpg - Fæ

Participants of a Crossfit Undisclosed workout perform jumping jacks at Al Udeid Air Base in Qatar Jan. 8, 2014 140108-F-AM664-001.jpg - Fæ

John Walters, right, a physiologist with the Health and Wellness Center, leads children in jumping jacks prior to participating in the Children's Mobility Line at Dover Air Force Base, Del., Aug. 22, 2013 130822-F-BO262-028.jpg - Fæ

Candidates take test for Navy Special Warfare billets. (9194215540).jpg - Russavia

USS Shiloh activity 140925-N-UF697-027.jpg - Fæ

Marines, sailors train with gas chamber 140829-M-NA953-009.jpg - Fæ

America's Kids Run 110521-F-AX764-036.jpg - Fæ

Female ABP officers get a turn at the range 140914-Z-WS021-013.jpg - Fæ

Soldiers host Polish students for an afternoon of exploration 150608-A-PU919-640.jpg - Fæ

Texas Agribusiness Development Team and School DVIDS267601.jpg - Fæ

Gas chamber sustainment training 150716-F-YH552-021.jpg - Fæ

Gas chamber sustainment training 150716-F-YH552-025.jpg - Fæ

Alaska infantrymen train to defeat CBRN threats 130617-F-QT695-011.jpg - Fæ

USS Frank Cable activity 150828-N-YM720-022.jpg - Fæ

Reutlinger IT.jpg - Dulliman