NotesFAQContact Us
Collection
Advanced
Search Tips
Showing all 3 results Save | Export
Ashcraft, Mark H. – 1985
Described in the context of a computer simulation are highlights of a program of research focusing on the storage of mathematics problem solving information in young children's memory and the development of such knowledge structures in older children. Specifically discussed are the problem size effect, the network nature of the memory…
Descriptors: Arithmetic, Cognitive Development, Cognitive Processes, Computer Simulation
Randhawa, Bikkar S.; And Others – 1994
To test the theory of mental calibration for mental addition it was hypothesized that the mean reaction time for problems in homogeneous sets will be faster than for problems in heterogeneous sets and that the reaction time was inversely related to ability and development (grade level) and independent of gender. Three sets of 40 addition problems…
Descriptors: Addition, Arithmetic, Elementary School Students, Intermediate Grades
Peer reviewed Peer reviewed
Hamann, Mary Sue; Ashcraft, Mark H. – Journal of Experimental Child Psychology, 1985
First, fourth, seventh, and tenth graders were timed when solving simple and complex addition problems, then were presented similar problems in untimed interviews. Manipulation of confusion between addition and multiplication, where multiplication answers were given to addition problems (3 + 4 = 12) indicated an interrelatedness of these…
Descriptors: Age Differences, Arithmetic, Cognitive Processes, Elementary School Students