Martin Erickson has written at least 1 book. Their most popular book is Beautiful Mathematics with 1 save with an average rating of -⭐.
Series
17 primary books25 released booksAuthored 4% of series
Spectrum is a 25-book series with 25 released primary works first released in 1994 with contributions by Arnie Fenner, Cathy Fenner, and David M. Bressoud.