Offers an illustrated dictionary that includes pronunciations, definitions, parts of speech, sample sentences, etymologies, synonyms, and cross-references.
Presents information about the rain forest and the animals that live there. Information presented in a text on pages with transparent overlays that change the pictures.
Alphabetical guide to more than 15,000 words, with rules that help make word endings more predictable, tricks to help you remember how to spell commonly misspelled words, and a misspeller's dictionary to help you find that word that you don't know how to look up.
A guide to weather phenomena and climate which explains precipitation, ocean currents, weather prediction, pollution, and global warming, plus activities, weather facts, records, and statistics.