Problem of the Week has wrapped up for the 2024-2025 school year. Below you can find all problems and solutions that were sent. Problem of the Week will resume in September 2025.
Current Problem
Below you will find the weekly problem across five grade levels. Scroll down to find more problems.
Team Tournament
Previous Problems and Solutions
Below you will find problems from previous week(s).
Week |
Grade |
Title |
Theme |
Problem |
Solution |
|---|---|---|---|---|---|
|
12
|
11/12
|
Nested Squares
|
Algebra, Number Sense
|
||
|
12
|
9/10
|
Squares in a Square
|
Number Sense
|
||
|
12
|
7/8
|
Ones and Zeros
|
Number Sense
|
||
|
12
|
5/6
|
Means à la Mode
|
Data Management
|
||
|
12
|
3/4
|
Storage Unit
|
Algebra, Number Sense
|
||
|
11
|
11/12
|
A Fraction to Find
|
Geometry & Measurement
|
||
|
11
|
9/10
|
Shading the Quad
|
Geometry & Measurement
|
||
|
11
|
7/8
|
Squared Up
|
Geometry & Measurement
|
||
|
11
|
5/6
|
Fun and Games
|
Number Sense
|
||
|
11
|
3/4
|
Puzzling Predicament
|
Algebra, Geometry & Measurement
|
Problem and Solution Archive from 2024/2025, 2023/2024
Visit the archive page to access links to booklets containing all the problems and solutions from the last two years. The problems are organized into themes, grouping problems into various areas of the curriculum.
Information for educators
Problems are organized into five themes: Algebra (A), Computational Thinking (C), Data Management (D), Geometry and Measurement (G), Number Sense (N). A problem may have more than one theme.
| Theme | Broad Topics |
| Algebra (A) | Patterning, Relations, Sequences, Functions |
| Computational Thinking (C) | Logic, Coding |
| Data Management (D) | Probability, Statistics, Counting |
| Geometry and Measurement (G) | Spatial Sense, Shape and Space, Trigonometry |
| Number Sense (N) | Numeration, Numbers, Number Theory, Financial Literacy |
These problems may be used in a variety of different ways including:
- posting the problems in a classroom,
- discussing the problems with students, and
- integrating the problems into their lessons.
We know that educators will use these problems in many creative ways!
Solutions will be sent out to educators one week after the problems are e-mailed.