Found 56 results for "Mathematical puzzles Collections"
by Daniel Moran
by Garry Mahony
by W. W. Rouse Ball, H. S. M. Coxeter
I commence by describing some arithmetical recreations.
by Peter Winkler
Diese Rätsel sind nicht für jedermann.
by Ted Warner
by Jeff Heldt
by Giles Cohen
by Gilles Cohen
by Giles, Cohen