Steve O's Umpire Resource Page
stevetheump.com
Offers related links, pictures, tips, and contacts.
Knowlegehound.com - Baseball
knowledgehound.com
Links to free online how-to guides for coaching, hitting, pitching, catching, and general information.
Baseball 2day Coaching Journal
coachnick0.tripod.com
Provides free tips, tutorials, strategy, drills, references and product reviews.
The Language of Baseball
enlexica.com
Dictionary and thesaurus lists over 5,000 baseball terms. Includes vocabulary pages for specific topics such as pitching mechanics and batting statistics.