BBC
Bbc: Revise Wise: Measures
This teaching site has interactive exercises using different types of measurement. You will measure length, capacity, area, perimeter, time, weight, temperature, and speed.
Wikimedia
Wikipedia: Temperature
Wikipedia provides detailed information on the topic of temperature. Offers much information on units and measurements of temperature.
Other
Plant Explorers: The Doctors Celsius
Profile of Doctors Olof Celsius and Anders Celsius. Olof created a herbarium collection of 765 pressed specimens of Swedish plants, while his nephew, Anders, developed the modern system of temperature measurement.
Curated OER
Merriam Webster: Visual Dictionary Online: Thermometer
Digital image of a labeled Celsius-and-Fahrenheit thermometer.