本书主要包括集合论，数理逻辑，图论，统计等方面的知识。

1 SET THEORY:Using Mathematics to Classify objects
2 LOGIC: The Study of What#s True or False or Somewhere in Between
3 GRAPH THEORY:The Mathematics of Relationships
4 LEGISLATIVE APPORTIONMENT: How Do We Measure Fairness?
5 VOTING:Using Mathematics to Make Choices
6 CONSUMER MATHEMATICS:The Mathematics of Everyday Life
7 DATA: How Do We Know What Is True?
8 DESCRIPTIVE STATISTICS: What a Data Set Tells Us
9 COUNTING:Just How Many Are There?
10 PROBABILITY: What Are the Chances?
11 ALGEBRAIC MODELS:How Do We Approximate Reality?
12 GEOMETRY: Ancient and Modern Mathematics Embrace
13 MATRICES: Calculating with
14 DESCRIPTIVE STATISTICS:What a Data Set Tell Us