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Sigma Math/Abacus provides Soroban, Math tutoring in southern California. Training provides advance calculation skill in math/science for students. This Soroban/Abacus skill is the main reason for high math scores among Japanese students in Japan.

Home Schooling and Classical Education Forums

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The largest early learning forum with over 20,000 members that actively discuss little reader, your baby can read, tweedlewink, signing time, and other early learning products as well as general discussions on early learning.

SuperMath is mental calculation, located in Belmont, CA. Offers Sat and weekday math classes for kids from age 6 - adult. Other locations in Burlingame, Los Altos, San Francisco, Half Moon Bay. Summer and Winter Math camps are offered every year.

NPR delivers breaking national and world news. Also top stories from business, politics, health, science, technology, music, arts and culture. Subscribe to podcasts and RSS feeds.

The National Museum of American History is one of the Smithsonian Institution museums located on The Mall in Washington DC.

TeachersPayTeachers.com -- 80,000 free and priced teacher-created materials for download including lesson plans, unit plans, novel studies, worksheets, printables, PowerPoint Presentations, quizzes, exams, workbooks, projects and more. Buy and sell u...

IEEE Xplore. Delivering full text access to the world