Martin Erickson has written at least 1 book. Their most popular book is Beautiful Mathematics with 1 save with an average rating of -⭐.
Series
9 primary books17 released booksAuthored 6% of series
Spectrum is a 17-book series with 17 released primary works first released in 1994 with contributions by Arnie Fenner, David M. Bressoud, and Edward J. Barbeau.