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Quizlet was founded in October 2005 by Andrew Sutherland, who at the time was a 15-year old student, [2] and released to the public in January 2007. [3] Quizlet's primary products include digital flash cards, matching games, practice electronic assessments, and live quizzes. In 2017, 1 in 2 high school students used Quizlet. [4]
Thus, negative attitudes, such as fear of science, can act as an affective filter and an impediment to comprehension and future learning goals. In the United States, student attitudes toward science are known to decline beginning in fourth grade and continue to decline through middle and high school. [29]
Propagule pressure plays an important role in species invasions (Groom, 2006). Charles Darwin was the first to study specific factors related to invasions of non-native species. In his research he identified that few members of the same genus were present in habitats containing naturalized non-indigenous species (Colautti et al., 2006).
blood than did their mothers (Amin-Zaki et al., 1988) and the Faroe Island studies show that hair mercury concentrations in infants increased with the duration of the nursing period (Grandjean et al., 1994). It has also been shown that maternal dental amalgams have been linked to higher body burdens in infants (Oskarsson et al., 1996).
The worked-example effect is a learning effect predicted by cognitive load theory. [1] [full citation needed] Specifically, it refers to improved learning observed when worked examples are used as part of instruction, compared to other instructional techniques such as problem-solving [2] [page needed] and discovery learning.
A recent study by the University of Southern California revealed that exposure to air pollution can harm children's learning and memory, the LA Post reports. Ammonium nitrate, a specific component ...
For example, high school grades have moderate ecological validity for predicting college grades. [2] Hammond [ 3 ] argued that the now common use of the term to refer to generality of research results to the "real world" is inappropriate because it robs the original usage of its meaning.
Twelve percent of parents worry that their child’s anger could lead to problems, according to a new C.S. Mott Children’s Hospital National Poll on Children’s Health released on Monday.