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English: The new OER logo is designed to create a common identity for the global OER community of practitioners, projects and researchers. The design creates a common visual idea and allows for the name of the term "OER" to be expressed in different languages.
The integrated education of men and women at the same school facilities; co-ed is a shortened adjectival form of co-educational. Before the 1960s, many private institutions of higher education restricted their enrollment to a single sex.
This page is part of Wikipedia's repository of public domain and freely usable images, such as photographs, videos, maps, diagrams, drawings, screenshots, and equations. . Please do not list images which are only usable under the doctrine of fair use, images whose license restricts copying or distribution to non-commercial use only, or otherwise non-free images
By 1900, photographic images on glass had replaced hand-painted images, but the black-and-white photographs were sometimes hand-colored with transparent dyes. The production of lantern slides had become a considerable industry, with dimensions standardized at 3.25 inches high by 4 inches wide in the US and 3.25 inches square in the UK and much ...
In order for educational resources to be OER, they must have an open license or otherwise communicate willingness for iterative reuse and/or modification. Many educational resources made available on the Internet are geared to allowing online access to digitalized educational content, but the materials themselves are restrictively licensed.
Originally the pictures were hand painted on glass slides. Initially, figures were rendered with black paint but soon transparent colors were also used. Sometimes the painting was done on oiled paper. Usually black paint was used as a background to block superfluous light, so the figures could be projected without distracting borders or frames.
Pages in category "Types of lamp" The following 98 pages are in this category, out of 98 total. This list may not reflect recent changes. 0–9. 3-way lamp; A.
A projector or image projector is an optical device that projects an image (or moving images) onto a surface, commonly a projection screen. Most projectors create an image by shining a light through a small transparent lens , but some newer types of projectors can project the image directly, by using lasers .