How Pam Harris Problem Strings Change Math Class
I remember the first time I saw a set of pam harris problem strings in action, and honestly, it felt like a lightbulb finally clicked for my students. If you've spent any time in a math classroom, you know that glazed-over look kids get when you start talking about "carrying the one" or "flipping and multiplying." It's that moment where they stop thinking and start trying to memorize a recipe they don't really understand. But when you switch things up and start using strings, that whole vibe changes. ...