Reference Resources
Almanacs, Calculators, How to sites

Fact Monster http://www.factmonster.com/ Formerly the Information Please Kids' Almanac. Check out this wonderful online resource for schoolwork. It's the kid's version of Information Please, which you should remember as a print almanac.
Guinness Book of Records http://www.guinnessworldrecords.com/ Guinness World Records™ is the global leader in world records. Its categories include: Human Body, Amazing Feats, Natural World, Science & Tech, Arts & Media, History & Society, Travel & Transport, Sports & Games.
Information Please http://www.infoplease.com/ The famous print almanac also has a website. Browse or search their almanac for awards, festivals, recaps of the year. Check out reviews of the month in their annual review section. Search for a person or country in their encyclopedia, for a word in their dictionary.

Martindale's The Reference Desk: Calculators Online http://www.martindalecenter.com/Calculators.html a huge reference desk of conversion sites: for temperatures, measurements, time, loan and interest calculators, etc.
Metric Conversion Tables http://convert.french-property.co.uk/ Length, Area, Volume/Capacity, Mass (weight), Temperature; from Internet French Property
USA Today Financial Calculators USA Today Financial Calculators offer over 100 calculators for determining rates for mortgages, loans, tuition, retirement, credit cards, and saving rates.

Reverse Phone Directory http://www.reversephonedirectory.com/ Identifies a name and address from a telephone number
United States Blue Pages http://www.usbluepages.gov/ Phone numbers for government agencies.
United States Postal Service: Zip Code Lookup http://zip4.usps.com/zip4/ Zip code lookup and zip code/city associations.
NANPA: North American Numbering Plan Administration NANPA is responsible for assigning the area codes in the U.S. and Canada. Includes an area code map.
SuperPages.com Offers both yellow pages and white pages.

eHow.com Step-by-step instructions on how to do just about anything, and buy the stuff you need to do it.

How Stuff Works http://www.howstuffworks.com/ Articles on how many machines and natural processes work.
How Things Work http://howthingswork.virginia.edu/ A website by Louis A. Bloomfield, Professor of Physics, The University of Virginia, that answers questions sent in by readers. The questions are arranged by category.

Behind the Name http://www.behindthename.com/ Allows you to search for or browse through first names, their derivation, and meaning.
Popular Baby Names http://www.socialsecurity.gov/OACT/babynames/ Social Security Administration lists the top 10 names for the previous year and allows you to search for a name to see how popular it is.

Tools