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Video tutoring for math, science, economics, arts and humanities, computing, test prep and more. Login is not required. Click on "subjects" then select a topic to locate video tutorials.
Genealogy/History/Biography. Full text and indexing. Includes all of the images, and extensive indexing, from the 1790 - 1940 U.S. federal censuses; more than 28,000 digitized book titles, including early family histories and local histories; more than 250 primary-source documents such as tax lists, city directories, probate records and more. PERSI, Revolutionary War Pension and Bounty Land ...
Free online scientific calculator with the functions you need for solving more advanced problems in science, engineering, and mathematics.
Video tutorials available in numerous subjects including arithmetic, algebra, geometry, calculus, probability, and statistics. Links to numerous textbooks are offered.
Includes the most-studied topics for grades 6-8 - literature, science, social studies, and U.S. and world history. Written specifically for middle schoolers (high school students may find it useful too) this information comes from authoritative sources including Gale, National Geographic and Scholastic and is aligned to national and state curriculum standards. Designed to develop learning skills...