The document contains 3 lesson plans for teaching computer studies to grade 8 students. The lessons cover introductions to computer terminology, types of computers, and the main parts of a computer. The first lesson defines terms like hardware, software, data, information and ICT. The second lesson discusses types of computers like desktops, laptops, PDAs and mainframes. The third lesson identifies the main computer parts like the CPU, monitor, keyboard and mouse and defines hardware and software.