How Rules Make Games Pleasurable and Encourage Self-Regul...

Picture a child poised excitedly at the starting line of a footrace, ready to run down the track, breathlessly awaiting the starting signal. Rather than giving in to her intense desire to leap from the starting line, she waits for the signal that the race has begun. What's going on here? Why does our player anxiously hold back when she really desires to run? Developmental psychologist L. S. Vygotsky notes that "Play continually creates demands on the child to act against immediate impulse, i...

 The Mind Needs Stimulation

A human totally deprived of bodily senses does not do well. After 12 hours in a sensory deprivation tank (where one floats in a body-temperature saline solution that produces almost no skin sensation, in total darkness and silence, with taste and smell and the sensations of breathing minimized) a subject will begin to hallucinate, as the mind, somewhat like a television tuned to a nonexistent channel, turns up the amplification, desperately looking for a signal, becoming ever less discriminat...

 Mathematics as Exploration

Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost. Rigour should be a signal to the historian that the maps have been made, and the real explorers have gone elsewhere.