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A graphing calculator that makes equations feel tactile: type a function, drag the sliders, watch the curves move. Free, fast, and the standard in classrooms for good reason.
Listed Jun 13, 2026
More in Learning
Drag any country across the map and watch its true size change as it moves — Mercator distortion made visceral. Greenland is not as big as you think.
A minimalist typing test that gets out of the way: pick a mode, start typing, watch your words per minute. An optional account saves history, but everything works without one.