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The Physics Classroom is an online interactive tutorial of basic physics concepts. The lessons use an easy-to-understand language to present common physics principles discussed in a first-year high school physics course.

eSchooltoday is a platform for effective participation in self-learning, using animated and interactive media, for young people of all ages! Some things are difficult to learn or boring to know, but here we have made all the lessons very illustrative...

Curriculum supplement on energy, fuels, technology, environment, and renewable energy for 8th to 10th grade science courses

Dictionary.com - the largest and most trusted free online dictionary. Instantly look up accurate and extensive definitions and word meanings, and hear audio pronunciations.

Explore the updated online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of articles, biographies, videos, images, and web sites.

Provides bandpass, sealed and vented subwoofer box design software and science, math and engineering programs and freeware

Groundbreaking developments in science, space, technology, health, and the environment

YouTube is a place to discover, watch, upload and share videos.

Animated Science, Health, Technology, Math, Social Studies, Arts & Music and English movies, quizzes, activity pages and school homework help for K-12 kids, aligned with state standards

Free Homework Help Videos in Math (Algebra 1-2, Geometry, Trigonometry, Precalculus, Calculus) & Science (Physics, Chemistry, Biology); SAT, ACT, AP & PSAT