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Online Conversion is a resource for weights, measures, calculators, converters.

Online weights and measures conversion. Online calculators for quick and easy metric conversion, conversion tables for both commonly used and very exotic units.

Tools by Digital Dutch

online unit converter - the richest collection of converters for online unit conversion.

Perform conversions between 2100 various units of measure in more than 70 categories.

Online educational resources for K-12, college, gradudate school, and distance learning – free online dictionary, thesaurus, encyclopedia, test preparation, homework help and information about K-12 schools, colleges, college admissions, and student ...

Infoplease.com, a free, authoritative, and respected reference for Internet users, provides a comprehensive encyclopedia, almanac, atlas, dictionary, and thesaurus. Infoplease.com contains facts on all subjects including sports, entertainment, techno...

The Calculator Home Page has free resources, calculator software downloads, calculate online, units conversions, physical properties and constants, and help.

Metric Conversion calculators, tables and formulas for temperature, length, area, volume and weight metric conversions.

Get great science fair projects, kids science projects & experiments, & science articles at Science Made Simple. Free Sample Projects. Learn how to choose science fair topics & ideas, plan and perform your science experiment using the sci...

The Khan Academy is a not-for-profit 501(c)(3) with the mission of providing a world-class education to anyone, anywhere. Despite being the work of one man, Salman Khan, this 1600+ video library is the most-used educational video resource as measure...

Calculators online for finance, math, algebra, trigonometry, fractions, physics and time. Use an online calculator, search or suggest a new calculator that we can build for free online use. Conversions and calculators to use online for free. Formerl...