*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.
Unsolved Questions About Earth/en-ca/unsolved-questions-about-earth/B61CCBF8-515A-41CE-8FEF-1CAFF5D94869.htmlB61CCBF8-515A-41CE-8FEF-1CAFF5D94869