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ČT edu. ČT edu is a web portal of the Czech Television, which offers teachers, pupils and parents thousands of short videos to supplement teaching. Videos cover topics from pre-school, primary and secondary education and are divided according to grades, but also according to subjects and the specific subject they cover.
Online public access catalog. The online public access catalog ( OPAC ), now frequently synonymous with library catalog, is an online database of materials held by a library or group of libraries. Online catalogs have largely replaced the analog card catalogs previously used in libraries.
Open educational resources ( OER) [ 1] are teaching, learning, and research materials intentionally created and licensed to be free for the end user to own, share, and in most cases, modify. [ 2][ 3] The term "OER" describes publicly accessible materials and resources for any user to use, re-mix, improve, and redistribute under some licenses. [ 4]
The figures of total certified units within the tables below are based on certified units of albums, singles (including digital downloads) and videos. Markets' order within the tables is based on Retail Value : each market generates respectively, the largest market at the top and smallest at the bottom.
v. t. e. Z-Library (abbreviated as z-lib, formerly BookFinder) is a shadow library project for file-sharing access to scholarly journal articles, academic texts and general-interest books. It began as a mirror of Library Genesis, but has expanded dramatically. [ 7][ 8]
The Casio CZ-101 was the first and best-selling phase distortion synthesizer in the Casio CZ line. Released in November 1984, it was one of the first (if not the first) fully programmable polyphonic synthesizers that was available for under $500. The Roland D-50 is a digital synthesizer produced by Roland and released in April 1987.
Free Gospel Bible Institute, Pennsylvania [citation needed] Freie und Private Universität Herisa, Switzerland [ 10 ] Fresh Water College of Ministry, Louisiana; [ 181 ] was formerly overseen until its closure in 2023 [ 181 ] by the unaccredited Transworld Accrediting Commission International [ 8 ]
3C. The catalogue was published in 1959 by members of the Radio Astronomy Group of the University of Cambridge. Entries in the catalogue are identified by the prefix "3C" followed by the entry number, with a space - for example, 3C 273. The number denotes objects in order of increasing right ascension. The catalogue was produced using the ...