*Quoted from [http://en.wikipedia.org/wiki/Toy_problem wikipedia]: A toy problem is a problem that is not of immediate scientific interest, yet is used as an expository device to illustrate a trait that may be shared by other, more complicated, instances of the problem, or as a way to explain a particular, more general, problem solving technique. | *Quoted from [http://en.wikipedia.org/wiki/Toy_problem wikipedia]: A toy problem is a problem that is not of immediate scientific interest, yet is used as an expository device to illustrate a trait that may be shared by other, more complicated, instances of the problem, or as a way to explain a particular, more general, problem solving technique. |