*Valid November 28, 2024 - December 2, 2024 at Canadian stores and at indigo.ca, while quantities last, with $50.00 or more pre-tax purchase of eligible product(s), after discounts and plum points redemptions. Minimum purchase amount excludes gift cards, plum+ memberships, Love of Reading products/donations, and shipping costs. Selection may vary between stores and online.
Library Of Useful Knowledge: Mathematics/en-ca/library-of-useful-knowledge-mathematics/A3A284A1-BAA9-4EFD-9F43-D86208050EFF.htmlA3A284A1-BAA9-4EFD-9F43-D86208050EFF