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Children playing a playing card game on a desk.

The Robertson Program held three playful math sessions with children in the Youth Association for Academics, Athletics, and Character Education’s (YAAACE) Summer 2023 Camp.

An image of a number line with the title, "The Power of the Number Line".

Number lines make explicit and build upon pre-existing spatial-numeric intuitions, support children’s growing understanding of ratio, proportion and scaling, and help students to construct and internalize a “mental number line” that continues to develop in complexity from kindergarten through university mathematics and beyond.

A child with a butterfly, and a title that reads, "Investigating Insects in Spring".

Lesson ideas for investigating insects, exploring their relationship with the local environment, and understanding their influence on a global scale. Different lesson ideas for primary and junior teachers.

Grade 4/5 Teacher Zoe Donoahue shares how she reinvented a primary daily math practice so it met the needs of her junior students. A title reads, "Junior Daily Math Discussion".

Grade 4/5 Teacher Zoe Donoahue shares the Daily Math Discussion she’s developed for junior grades. Her students use the number of days in school to explore factors, prime and composite numbers, fractions, division, multiplication, place value — and more!

An image of people working with a title that reads, "Mathematics Learning Modules".

Self-directed modules intended to support primary- and junior-grade teachers seeking to solidify or extend their mathematical knowledge for teaching. Concepts and procedures are based on Ontario’s elementary math curriculum. Each module concludes with an interactive problem-solving slide deck to practice relevant concepts in different contexts.


 

Two students playing basketball outside. A title reads, "Fraction Ball, Bringing rational numbers to the courts".

Fraction Ball converts a traditional basketball court, putting focus on the relationship between fractions and their equivalent decimals. “Fraction Ball can be painted pretty much anywhere or even drawn with chalk,” says University of California-Irvine Assistant Professor Dr. Andres Bustamante.