
A Wizard's Dozen: Stories of the Fantastic
1993
ISBN 9780590865425
London Noir

Pythagoras Plugged In Proofs and Problems
2012
ISBN 9781604402810
Pythagoras plugged in
1995
ISBN 9781559530460
Exploring Geometry With the Geomater's Sketchpad (Book/CDROM)
1999
ISBN 9781559532891