*Valid September 30, 2024 - December 25, 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.
Key to Todhunter's Mensuration for Beginners/en-ca/key-to-todhunters-mensuration-for-beginners/E308D646-28BA-41E6-B97F-AF8F0156C41B.htmlE308D646-28BA-41E6-B97F-AF8F0156C41B