Edu analytic geometry
npx -y skills add wy51ai/edulab --skill edu-analytic-geometryAssembled from the repository path, not quoted from the project. Check it against their README if it does not work.
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Skills are one crate of 628,853. Ordering is by how many stacks a row turns up in, so the top of any crate is what has actually been picked rather than what has the most stars.