Filled ink cartridges for printers; Filled toner cartridges; Ink cartridges, filled, for printers and photocopiers

Printed educational materials and books for children and adults with special needs at the elementary school, middle school, and high school levels

computer programming for others used to tutor math and science to middle and secondary school students

Computer software platforms for developing, delivering and managing customized dynamic online learning and assessment materials, tests and activities