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2. Whiteboard - Wikipedia

   en.wikipedia.org/wiki/Whiteboard

   Researcher writing on a whiteboard Whiteboard with marker and eraser. A whiteboard (also known by marker board, dry-erase board, dry-wipe board, and pen-board) is a glossy, usually white surface for making non-permanent markings. Whiteboards are analogous to blackboards, but with a smoother surface allowing for rapid marking and erasing of ...

3. Permanent marker - Wikipedia

   en.wikipedia.org/wiki/Permanent_marker

   A permanent marker can also be removed by drawing over it with a dry erase marker on non-porous surfaces such as a whiteboard, [3] as dry erase markers also contain a non-polar solvent. Most dry-erase board cleaner solutions also contain effective organic solvents like 2-butoxyethanol to remove the pigment.

4. Wet-wipe marker - Wikipedia

   en.wikipedia.org/wiki/Wet-wipe_marker

   Wet-wipe markers or wet-erase markers are a type of writing implement, which are used primarily on overhead transparencies, tablets at restaurants, and office calendars. Other uses include writing on mirrors, chalkboards, plastics, ceramics, glass windows and other non-porous surfaces.

5. Stock Up on These Dry-Erase Markers for the Classroom ... - AOL

   www.aol.com/stock-dry-erase-markers-classroom...

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6. Interactive whiteboard - Wikipedia

   en.wikipedia.org/wiki/Interactive_whiteboard

   The board is typically mounted to a wall or floor stand. Movement of the user's finger, pen, or other pointer over the image projected on the whiteboard is captured by its interference with infrared light at the surface of the whiteboard. When the whiteboard surface is pressed, software triangulates the location of the marker or stylus.

7. Blackboard - Wikipedia

   en.wikipedia.org/wiki/Blackboard

   Stick-slip effect with a chalk on a blackboard. Chalk sticks are produced in white and in various colours, especially for use with blackboards. White chalk sticks are made mainly from calcium carbonate derived from mineral chalk or limestone, while coloured chalk sticks are made from calcium sulphate in its dihydrate form, CaSO 4 ·2H 2 O, derived from gypsum.