Activity Homepage: http://activities.sugarlabs.org/addon/4293 Sugar Platform: 0.82 - 0.88 Download Now: http://activities.sugarlabs.org/downloads/file/26932/abacus-8.xo Release notes: * Added hexadecimal abacus * Cleaned up code to make it easier to modify/add customizations Sugar Labs Activities http://activities.sugarlabs.org