Day of The Week Calculator: Here is a useful tool, put in the date and it will tell you what day of the week it was on. Very useful if you have the date the obit was in the newspaper and it says, "so and so died last Friday".

Naming Patterns: The importance of Given names.

Records Search Pilot The LDS Church's new site. All free and many contain scanned images of census records and death certificates. Not a huge database yet but they are adding regularly.

Heritage Pursuit If you are doing research in Ohio then check out Alan Pott's website. He has a wealth of information there including many many biographies.

The Bureau of Land Management has a land patent search. You can purchase a certified copy or download a free image of the land grant to your computer.

Electric Scotland Loads of information on the history of Scotland, the Scots and Scots-Irish as well as people and places of Scots descent around the world. They also have lots of information on Scottish clans and families and their tartans and genealogy.

The LDS Family History Center Search Records for Your Ancestors Online birth, marriage, death, census, church and other indexes.

Find-A-Grave: Find the graves of ancestors, create virtual memorials, add 'virtual flowers' and a note to a loved one's grave, etc.

Interment.net: Contains thousands of transcriptions of cemetery records and tombstone inscriptions, from cemeteries in the USA, Canada, England, Ireland, Australia, New Zealand, and other countries. Access is free.