Useful information and converters pertaining to chemistry, metric, english, multiplication tables, egyptian number translation, geometry and more.
Extensive collection of calculators and converters for math, automotives, metric, volume, ring size, percentage, area, time, electronics, small game simulators, marine, finance, construction and much more.
Convert between over fifty units in the same category including: length, volume, weight, temperature, area, fuel usage, current, angle, energy, force, mass, number, power, speed, time, and many others.
Java based applet that simulates a WWII German Enigma encryption machine. Several setting options are available.
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Covers many topics apart from the basics, including blood alcohol, kitchen, beats per minute, shoe sizes, electrical, wind chill, distance, pregnancy due date, radioactive decay, and safe web color names.
Financial, math, time card, geometry, astronomy, physics and other calculators, tools for website design, USA facts and resources, and games, puzzles, tutorials, and projects for the electric guitar.
Large assortment of calculations, conversions, games and quizzes. Some very unique such as "Dark Economy" "Long Distance Calculator" and others. Common tests and categories as well such as typing test, and distance calculation.