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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NRICH maths
nrichmaths.bsky.social
did:plc:q4lcdjmkixqh4jk32nbiuw5r
Enriching mathematics for all students aged 3-18, with free curriculum-linked resources designed to nurture curious, resourceful and confident learners of school mathematics.
πΊοΈ Faculty of Mathematics at the University of Cambridge
π nrich.maths.org