1. kstMatrix::cad
    Knowledge spaces on AutoCAD knowledge
    json| rda| rds
    list
  2. kstMatrix::fractions
    Knowledge spaces on fractions
    json| rda| rds
    list
  3. kstMatrix::readwrite
    Knowledge spaces on reading and writing abilities
    json| rda| rds
    list
  4. kstMatrix::xpl
    Small example knowledge space
    json| rda| rds
    list