The Robertson Program

The Robertson Program for Inquiry-Based Teaching in Mathematics and Science
Making playful, engaging math and science accessible to all teachers and students.
Latest Blog Posts

Zero: Mathematics Most Mysterious Number - Ideas for teaching 鈥渘othing鈥 to students
Zero is a powerful number with a complex history and surprising significance in mathematics. Learn about how the brain interprets zero and the history of the number, along with ideas on how to start conversations about zero in the classroom.

Teaching Fractions through Baking: A lesson for primary/junior students
This three-part, hands-on lesson uses baking to teach students how to understand, compare, and work with fractions. Students measure ingredients, double and triple recipes to practice adding and multiplying fractions, and identify and compare fractions in their own recipes.

Online Playful Math: Strengthening Fraction Skills Through Play
Number lines make explicit and build upon pre-existing spatial-numeric intuitions, support children鈥檚 growing understanding of ratio, proportion and scaling, and help students to construct and internalize a 鈥渕ental number line鈥 that continues to develop in complexity from kindergarten through university mathematics and beyond.