Défi mathématique
By: Michel Lyons, Robert Lyons.
Contributors: Lyons, Robert, 1945-
Publisher: Mondia éditeures
Published: 1989
Place of publication: Laval, PQ
Language: fre
Number of pages: 257
Subjects: Mathematics -- Problems, exercises, etc. -- Juvenile literature.
Notes: "Collection Défi mathématique"--T.p. verso.

For students in primary grades.

CR