Intuitive Sources of Probabilistic Thinking in Children

About a year ago I promised my friend Fischbein a preface to his book of which I knew the French manuscript. Now with the printer''s proofs under my eyes I like the book even better than I did then, because of, and influenced by, new experiences in the meantime, and fresh thoughts that crossed my mind. Have I been influenced by what I remembered from the manuscript? If so, it must have happened un...