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Maths, English and science revision for KS3, GCSE and A-level.

Find a shared palette, generate one from words or scan an image.

Topic-based calculators for practical questions

A searchable catalogue of calculations and conversions

Statistical tests, power analysis and descriptive tools

Preview colours and typography on a sample site, then export them.

Computer-science foundations taught through programming problems

Data observability platform that catches silent data quality issues before they impact your business.

Oil painting on a virtual easel

Share a colour pair with its WCAG text-contrast result.

Let users choose from a visible set of colours with one click.

Browse named CSS colours beside their values and aliases.

Shape an OKLCH palette and export it as swatches, gradients or shader code

Machine learning and AI through recurring editions

Science vacancies paired with events and career guidance

Science-fiction and fantasy publishing coverage

Draw repeated motifs through planar, spherical and hyperbolic symmetry

Online coding assessment platform for AI and ML engineering roles

Data integration, quality, and analytics for AI-ready data

Data systems and end-to-end data work

Design and assess palettes using hue, chroma and luminance.

Global reporting with explanatory features

French technology, science and digital-culture reporting

Artist-owned stock photos and footage with tiered licences