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Hughes, Michael G.; Day, Eric Anthony; Wang, Xiaoqian; Schuelke, Matthew J.; Arsenault, Matthew L.; Harkrider, Lauren N.; Cooper, Olivia D. – Journal of Applied Psychology, 2013
An inherent aspect of learner-controlled instructional environments is the ability of learners to affect the degree of difficulty faced during training. However, research has yet to examine how learner-controlled practice difficulty affects learning. Based on the notion of "desirable difficulties" (Bjork, 1994), this study examined the…
Descriptors: Learner Controlled Instruction, Difficulty Level, Young Adults, Males
Shaw, Frederic E., Ed. – Centers for Disease Control and Prevention, 2008
The "Morbidity and Mortality Weekly Report" ("MMWR") Series is prepared by the Centers for Disease Control and Prevention (CDC). Data in the weekly "MMWR" are provisional, based on weekly reports to CDC by state health departments. This issue of "MMWR" contains the following studies: (1) Youth Risk Behavior…
Descriptors: Death, Heart Disorders, Acquired Immunodeficiency Syndrome (AIDS), Sexually Transmitted Diseases