Learn through structured units covering letter sounds. Practice recognizing and pronouncing sounds. Complete interactive exercises for each letter group. Track progress through sequential lessons. Repeat and reinforce learning with repeated exposure.
Provides access to COLREGS and Inland , including amendments. It includes sound and light signals, steering and sailing , and other essential boating references. Users can search and bookmark regulations for quick reference.
Character planner allows customization of units and teams. Errand list helps track tasks. Equipment database lets search, filter, and sort items. Locate equipment sources and view detailed 3D maps of locations, battles, and treasures.
Find people you with through a directory of U.S. Military Veterans. View complete service histories, including medals, badges, unit assignments, and training. Browse military photos and service memories. Make contact with fellow service members.
Search shapes by standards including European, British, American (AISC), and Canadian (CISC). View geometrical properties and full descriptions for each shape. Filter and locate shapes using multiple search criteria.
Units across categories like length, mass, data, area, and temperature. Select from numerous units within each category. Save frequently used conversions. Share results via copy or email.