This past week’s puzzle: This past weekend, as Max was learning to stack cups quickly, he and I discussed triangle numbers. One way to describe the set of triangle numbers is the set of numbers that ...
This maths activity uses triangular numbers to calculate the number of gifts in the 12 days of Christmas. In this festive maths activity, students will learn about triangular numbers and how, when a ...
This past weekend, as Max was learning to stack cups quickly, he and I discussed triangle numbers. One way to describe the set of triangle numbers is the set of numbers that make complete rows when ...
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