This lab, presented by the National Nanotechnology Infrastructure Network, covers the concept of measurement on the nanoscale. Through this exercise, students will learn about "state the size of a nanometer, convert...

Many online calculators require a Java-capable browser. Here's one that doesn't, and will perform over 500 different unit conversions for distance, area, volume, mass, speed, temperature, pressure, energy, power, force,...

Created by the National Institute of Standards and Technology, this comprehensive units and measurement website contains fundamental physical constants, the International System of Units (SI), or metric system, and...

A capsule history, with questions and answers, a metric chocolate chip cookie recipe, and some sample size relations (kilogram of butter to pound, etc.).

This collection of resources, provided by the National Weather Service Forecast Office for the El Paso area, allows users to be their own meteorologists. For example, armed with data such as current temperature,...