Improving the nutritional content of public school meals is a topic of intense policy interest. A main motivation is the health of school children, and, in particular, the rising childhood obesity rate. Medical and nutrition literature has long argued that a healthy diet can have a second important impact: improved cognitive function. In this paper, we test whether offering healthier lunches af...

BACKGROUND Although the effects of nutrition on health and school performance are often cited, few research studies have examined the effect of diet quality on the academic performance of children. This study examines the association between overall diet quality and academic performance. METHODS In 2003, 5200 grade 5 students in Nova Scotia, Canada, and their parents were surveyed as part of ...

This paper examines the student, program delivery and school factors that influenced student achievement in the Cisco Networking Academy. The Academy uses the Internet to distribute a centrally developed curriculum and standards-based online testing, and combines that with local instructors who teach classes to students. This study, conducted with 10,371 students at 1,651 schools, found that in...

A Stochastic Quantization Method (in short, SQM)l) was first introduced by Parisi and Wu) as the third quantization method of gauge theories. Their statement is as follows: In this scheme there is no need to fix the gauge degrees of freedom, i.e., no need to introduce any artificial auxiliary fields (ghost and multiplier fields). It is the main advantage of the SQM. It is essentially governed b...