Info Please     http://www.infoplease.com/    This site is for kids to get information.

Dictionary Online     http://dictionary.reference.com/   This site is for students to get to an online dictionary.

Thesaurus Online     http://www.thesaurus.com/  This is for students to get to an online thesaurus.

Fact Monster     http://www.factmonster.com/  This site has many tabs for various subjects and also tabs for a dictionary, encyclopedia, thesaurus, almanac, atlas, and timelines.

Library of Congress      https://www.loc.gov/families/  The Library of Congress is an ideal site for research.