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Six browser-only tools
- Scientific Notation Converter — Move between a standard decimal and normalized scientific notation.
- Scientific Notation Calculator — Add, subtract, multiply or divide with the working kept visible.
- Exponent Calculator — Explore integer powers, reciprocals and negative-base signs.
- Significant Figures Counter and Rounding Tool — Count the digits as written and make rounding decisions explicit.
- Engineering Notation Converter — Keep powers in multiples of three, with exact decimal steps.
- Metric Prefix Converter — Change decimal SI prefixes without changing the quantity.
Information and policies
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The header All Tools menu links directly to each calculator, and the footer repeats every tool and information page. This human-readable map is separate from any XML sitemap provided by your SEO plugin.