Section 1: Puzzles, tricks and tests.
Chapter 1: The work out.
Chapter 2: Think laterally.
Chapter 3: Test your numerical IQ.
Chapter 4: Funumeration.
Chapter 5: Think logically.
Chapter 6: The logic of gambling and probability.
Chapter 7: Geometrical puzzles.
Chapter 8: Complexities and curiosities.
Section 2: Hints, answers and explanations.
Answers and explanations.
Section 3: Glossary and data.
Section 4: Appendices.
Appendix 1: Fibonacci and nature’s use of space.
Appendix 2: Pi.
Appendix 3: Topology and the Mobius strip.