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Burnaby Math
a blog for Burnaby teachers
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Thinking Classroom
Resources for the Thinking Classroom
What is “Thinking” in our classrooms?
Peter Liljedahl’s Rich Tasks
Primary Tasks
How many squares?
Coloured Shapes
Goody Bag Problem
A Dice Game without Dots
Chessboard Problem
Skyscrapers
Going Swimming
What’s Up Malloo?
Growing Garlic
Intermediate Tasks
Video Game Sales
Split Twenty-Five!
109 Cookies Challenge
Milk Crate
A Championship Season
Egg Timer
7s in a 1000
Skyscrapers
4 Aces Card Trick
Crossing the Bridge Problem
Growing Shapes
Assessment
Formative Assessment: 7 Strategies
Curric Support
Secondary Numeracy Tasks and More
DLRC
Indigenous Perspectives
One column rubrics
Social Justice
Contests
STEM Video Contest
Top Videos 2017
Abel/Mirzakhani/Gauss
Past Abel and Mirzakhani Contests
Past Gauss Contests
Top Scores 2017 Abel/Gauss
Top Scores 2016 Abel/Gauss
Top Scores 2015 Abel/Gauss
Gauss, Mirzakhani, and Abel Contest Results 2022
Parents
Number Routines
Number Talks
Number Talk Example
I Have, You Need
WODB
Math Flips
Estimating Challenges with Steve Wyborney
Rich Tasks for Primary from P. Liljedahl
