Darker cells mean a higher score for this topic on that metric.
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Quick answers
When should I pick School assignments?
When the story is: lab reports, history timelines, math data tasks, posters.
When should I avoid School assignments?
Skip it in cases like: decorating first — pick the chart that answers the rubric.
Who invented or popularised it?
School science fairs and lab manuals from the late 19th century onward
What does it encode?
a question, a chart type that fits, and a sentence that reads the result
Is it OK in ads?
Yes if one claim is visible at a glance in Meta, Google and retail print; otherwise link to a full figure.
Will a teacher accept it?
Yes for lab reports and poster boards if axes, units and a source line are present.
School assignments encodes values as a question, a chart type that fits, and a sentence that reads the result. School science fairs and lab manuals from the late 19th century onward.
In reports, ads and assignments it fits lab reports, history timelines, math data tasks, posters. Skip it when decorating first — pick the chart that answers the rubric.
Software
- Software 1 — Excel or Google Sheets
- Software 2 — PowerPoint
- Software 3 — Figma / Illustrator — ad and poster shapes
- Software 4 — Python matplotlib or R ggplot — assignment and research figures
- Software 5 — This atlas's server-rendered SVG — examples without a chart library
Exports
- Exports 1 — SVG
- Exports 2 — PDF
- Exports 3 — EMF/SVG into slides (no screenshots)
- Exports 4 — SVG for web, PDF for print
Accessibility
- Accessibility 1 — Never hue alone. Stack pattern, label and position.
- Accessibility 2 — 4.5:1 for text, 3:1 for large marks.
- Accessibility 3 — Short alt text on the chart; numbers also as an HTML table.
- Accessibility 4 — Motion only as emphasis. Honour prefers-reduced-motion.
School assignments: honour a question, a chart type that fits, and a sentence that reads the result, and switch when decorating first — pick the chart that answers the rubric.