Abstract: A tool is provided that includes: a protractor base having a plurality of markings circumferentially spaced around a semicircular perimeter of the base; and a body pivotally coupled to the protractor base at a vertex thereof, the body having a pointer extending therefrom, a radiation source seat, and an aperture, the seat and aperture configured for the source to emit radiation directionally in-line with the pointer through the aperture.

Abstract: The system and methods include delivering a prize to a mobile device based upon the geographic location of the mobile device. The system can include a registration interface for registering a plurality of mobile devices with the system and a registration interface for registering a plurality of clients with the system. A prize designation interface can associated one or more prizes with a specific geographic location. The prizes can be delivered to registered mobile devices when it is determined that the mobile devices are in the specific geographic locations associated with the prizes.

Abstract: A nutritional supplement for improving cardiovascular health via aiding in preventing, delaying the onset of and/or slowing the progression of atherosclerosis and coronary heart disease, the supplement comprising one or more flavonoids and folic acid or folate; and a method for aiding in preventing, delaying the onset of and/or slowing the progression of atherosclerosis and coronary heart disease are described.