VOA慢速英语:In Africa, New Technologies Help Teach Women to Read

module – n., a part of a computer or a computer program that can be combined or completed to build something

convenient – adj., allowing you to do something easily and without trouble

prefer - v., to like (someone or something) better than someone or something else

interactive -  adj.,  involving the actions or input of a user; especially: of, relating to, or being a two-way electronic communication system (as in a telephone, cable television, or a computer) that involves a user's orders

mathematics - n.,  the science of numbers, quantities and spaces and the relationship among them

practice - v., to do something again and again in order to become better at it