Dr. Don S. Balka,
a former middle school and high school mathematics teacher, is professor emeritus in the Mathematics Department at
Saint Mary’s College, Notre Dame, Indiana.
his career as an educator, Balka has presented over 2,000 workshops on the use of manipulatives with elementary and
secondary students at national and regional conferences of the National Council of Teachers of Mathematics, state
mathematics conferences, and at inservice training for school districts throughout the United States.
In addition, he has taught classes in schools throughout
the world, including Ireland, Scotland, England, Saudi Arabia, Italy, Greece, Japan, and the Mariana Islands in the
In addition, Balka has written
over 20 books on the use of manipulatives for teaching K-12 mathematics and is a coauthor of the Macmillan K-5 elementary
mathematics series, Math Connects.
has served as director for the National Council of Teachers of Mathematics, the National Council of Supervisors of
Mathematics, and School Science and Mathematics Association.
Affiliations: Saint Mary's College, Notre Dame, IN