Unit Converter

Eight-category unit converter: Length, Mass, Capacity, Temperature, Time, Area, Speed and Data, with slider, presets and a hide-the-answer quiz mode.

What it does

• Eight categories with round-trip-tested conversion logic
• Two big from / swap / to cards, slider and step buttons
• Curated presets row (e.g. London to Paris in km, freezing point in C and F)
• Quiz mode hides the result for cold-call rounds

For UK primary teachers

Unit Converter is part of the free EduMania Teaching Toolbox — 50+ classroom visualisers covering Maths, English, classroom utilities and wellbeing. No sign-up to try, designed for whiteboards and tablets, and aligned to the UK National Curriculum across EYFS, KS1 and KS2.

Open Unit Converter now →