Essential Facts and Tables is an excellent and invaluable reference guide packed with a wealth of useful information nand includes mathematical symbols, terms, formulas and rules, multiplication and division facts nfractions, decimals and percentages, the measurement, space, shape and data handling. The language section includes spelling rules, root words, acronyms, prefixes, suffixes, homonyms, contractions, parts of speech, language terms, collective nouns and punctuation, along with maps, geographical information and moren