The present study investigated 90 elementary teachers' ability to identify two systematic error patterns in subtraction and then prescribe an instructional focus ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. From the 1950s, particularly after ...

MELBOURNE, Australia (CNN) - Does math give you trouble? Here's some encouragement: Despite their miniature brains, a new study says honeybees can learn basic arithmetic. If they can do it, so can you ...