When you see or hear the names of ships, it’s common to encounter a set of letters listed before the vessel’s name. The USS Constitution, the HMS Bounty, the RMS Titanic, and the SS Lusitania are just ...

This episode explores ship prefixes - the abbreviations placed before a vessel’s name that reveal its type, purpose, or ...

The USS Constitution, RMS Titanic, and SS Great Britain are among the most famous ships in history. In addition to their historical significance, all three share a common detail—their names begin with ...

Prefixes are a group of letters that change the meaning of a word when they are added to the start. Most prefixes mean a similar thing when they're added to different words. Prefixes are a group of ...

There are spelling rules to follow when you add prefixes to words. Watch this clip to learn to learn more about these rules and see some examples. Root words are the basic words that are used to form ...