Objective: Early-onset cannabis use has been associated with later use/abuse, mental health problems (psychosis, depression), and abnormal development of cognition and brain function. During adolescence, ongoing neurodevelopmental maturation and experience shape the neural circuitry underlying complex cognitive functions such as memory and…

Evaluates the effectiveness of a course using a constructivist approach in reducing Dutch secondary school students (n=190) misconceptions about force. Concluded that the lessons were effective in changing students' ideas in regard to forces in rest situations and frictional forces and that learning effects were equally distributed over student…