The number sense: how the mind creates mathematics

Part one: Our numerical heritage

Talented and gifted animals ; Babies who count ; The adult number line

Part two: Beyond approximation ; The language of numbers ; Small heads for big calculations ; Geniuses and prodigies

Part three: Of neurons and numbers ; Losing number sense ; The computing brain ; What is a number?

Part four: The contemporary science of number and brain ; The number sense, fifteen years later.