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English : Clumsy wagon is a mathematical game, a puzzle that has as its core a mathematical problem that seeks to verify if it is possible for a wagon with only two points of contant to pass through a winding rail object. Video is part of the Matemateca (IME/USP) collection.
English : Though Ljubljana can not compete with other European capitals in size, it boasts a unique charm, wonderful architecture and beautiful parks. What better way to capture its rhythm than with the time-lapse photography technique.
English : With a rainbow serving as a backdrop in the sky, space shuttle Atlantis (foreground) sits on Launch Pad A and Endeavour on Launch Pad B in this September 2008 photograph. This was the first time since July 2001 that two shuttles were on the launch pads at the same time at the Kennedy Space Center.
English : The cremà is the act of setting fire to Falla monument made from materials such as cardboard and wood during the festivities of various locations of Valencia, Spain. These monuments are called fallas or bonfires. The Bonfires of Saint John are held in Alicante. The celebration ends with the burning of the monuments.
English : Wikimedia Argentina and Wikimedia Mexico are fostering the I Mentoring and Technical Support Regional Program in the context of the Wikimedia Iberocoop initiative. The pilot program took place at Wikimedia Argentina offices in January 2016.
English : Construction of a simple electric homopolar motor. A neodymium disk magnet is attached to a ferromagnetic screw that is suspended (by magnetic attraction) to one end of an NiMh cell. A wire connects the other terminal of the battery to the edge of the magnet, completing the circuit.
English : View of one of the six courtyards of the Abbāsi House, a large traditional historical house located in Kashan, Iran. Built during the late 18th century, it is said to have been the property of a famous cleric.