The 2006 update of this award-winning dictionary for young readers encourages language exploration with accessible definitions and thought-provoking feature notes. Entry words are illustrated throughout with clear, colorful artwork. • More than 13,000 main entries, fully updated for 2006 • Thousands of sample sentences showing typical usage • Hundreds of Word History, Language Detective, Vocabulary Builder, Synonym, and Spelling notes • More than 1,000 full-color photographs and drawings • Separate thesaurus, phonics and spelling, parts of speech, and geography sections in an appendix