A good problem is something you don't know how to solve. That's what makes it a good puzzle and a good opportunity.
Paul Lockhart[Math] curriculum is obsessed with jargon and nomenclature seemingly for no other purpose than to provide teachers with something to test the students on.
Paul LockhartIn any case, do you really think kids even want something that is relevant to their daily lives? You think something practical like compound interest is going to get them excited? People enjoy fantasy, and that is just what mathematics can provide - a relief from daily life, an anodyne to the practical workaday world.
Paul Lockhart