This is a heavily interactive web application, and JavaScript is required. Simple HTML interfaces are possible, but that is not what this is.
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codruc.bsky.social
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How can we count efficiently? Counting Collections to start the Number Sense unit that will focus on representing, composing and decomposing numbers. Grade 3s @tdsb.on.ca Gracedale PS came up with amazing observations! @mrjasonto.com @tdsbmath.bsky.social
2025-10-22T22:29:42.165Z