Keith Kendig is a Professor in the Mathematics Department at Cleveland State University, Ohio.

Sink or float?; Contents; What do you think? A sampler; Geometry; Numbers; Astronomy; Archimedes' principle; Probability; Classical mechanics; Electricity and magnetism; Heat and wave phenomena; The leaking tank; Linear algebra; What do youthink? Answers; Geometry answers; Numbers answers; Astronomy answers; Archimedes' principle answers; Probability answers; Mechanics answers; Electricity answers; Heat and wave phenomena answers; The leaking tank answers; Linear algebra answers; Glossary.