Use of technology in the mathematics classroom has the potential to advance children's learning of mathematics and enhance their attitudes about mathematics. When used in conjunction with purposeful planning, teachers can use technological tools to reinforce their pedagogical intentions and to facilitate relevant learning activities for students.…

This article discusses the feasibility of and the skills needed for teaching basic economic concepts such as supply and demand in an informal learning situation, in this case the simulation of an economic system based on barter. (CJ)