Mnemonics (pronounced "ne-mon'-ics") is the art of assisting the memory by using a system of artificial aids – rhymes, rules, phrases, diagrams, acronyms and other devices – all to help in the recall of names, dates, facts and figures.
The mnemonics on this site provide both a quick-reference source for people seeking information or help with specific subjects, and a library of assistance for anyone (teachers especially) seeking information about mnemonics in general. It also tries to include a wider explanation for each subject mnemonic, detailing its use and purpose
Source: here