Share a Cross-Number Story for a chance to win prizes from MathImagine! Record up to a 3-minute video clip on anything Cross-Number related. How you use it in your class, your favorite game, what you like about it. Videos are accepted through December 31, 2023.

Early-bird prizes: four $100 Amazon gift cards, draws in June and November 2023.

Grand Prize: Fully-paid trip to the 2025 Math Recovery Conference, draw in December 2023.

See their flyer for details or email 10yearcollection@mathimagine.ca.