In relational event networks, the tendency for actors to interact with each other depends greatly on the past interactions between the actors in a social network. Both the volume of past interactions and the time that has elapsed since the past interactions affect the actors' decision-making to interact with other actors in the network. Recently…

Higher schooling attainment is associated with better cognitive function at older ages, but it remains unclear whether the relationship is causal. We estimate causal effects of schooling on performances on the Consortium to Establish a Registry for Alzheimer's Disease (CERAD) word-recall (memory) test at older ages in China, Ghana, India, Mexico,…

The study assessed the relationship among the factors of inhibition control, working memory, and cognitive flexibility in relation to cognitive development of children. A total of 30 children (17 male and 13 female) age group 6-7 years old (Mean=6.5; SD = 0.34) participated in the study. In this study, the authors have used Stroop Task, Saccadic…

Mental abacus (MA) is a technique of performing fast, accurate arithmetic using a mental image of an abacus; experts exhibit astonishing calculation abilities. Over 3 years, 204 elementary school students (age range at outset: 5-7 years old) participated in a randomized, controlled trial to test whether MA expertise (a) can be acquired in standard…

Mathematics holds a relevant and unique place in the school curriculum as it is important for a better living of the individual. But, it is known that most of the students are considering mathematics as difficult. This study examines the difficulties perceived by high school students and teachers in learning and teaching mathematics. Two hundred…

Aim: To assess executive functions in medication naive children with attention deficit/hyperactivity (ADHD). Method: Group matched (age and gender) children with ADHD (N=30) and healthy children (N=30) in the age range of 6-14 years were compared on measures of executive functions (response inhibition, working memory, cognitive flexibility,…

Examined sex differences in perceptual and cognitive abilities and in reading skills among 922 first graders in the United States, India, and Taiwan. Found that girls scored significantly higher than boys on reading skills, visual memory, directionality, and ability to track nonsymbolic figures. Urban children outscored rural children on four…