Under fire for easing standards and creating a generation of educational slackers, some Japanese schools are finding a new use for a tool from the days of the samurai. The abacus is making a comeback.

An abacus is an ancient tool used for counting, consisting of a framed set with rods on which balls or beads are moved. The abacus has been in existence in China since the second century BCE, although ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This wooden instrument has an open ...