sandboardn.
/ˈsandbɔːd/, U.S. /ˈsæn(d)ˌbɔrd/ 1. A board or tray sprinkled with sand in which numbers, letters, diagrams, etc., can be traced and then obliterated, often used as a teaching aid.
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society > education > teaching > means of teaching > [noun] > teaching aids > specific
abacusa1387
fescue1513
wand1589
feasetraw1595
pointer1658
sandboard1817
letter card1819
object chart1866
teaching specimen1881
realia1894
filmstrip1896
visual aid1911
flash card1923
flannelgraph1944
teaching machine1958
manipulative1965
kit1968
1817 A. Bell Instr. Conduct. Schools (ed. 6) 8 The scholars copy..the capital printed letters on sand at the sand board.
1894 Geogr. Jrnl. 3 524 He advises the use of..the sand-board as an introduction to the map; next comes the effort to read correct maps of parts of the city.
1911 Amer. Math. Monthly 18 4 Various forms of reckoning, including finger-reckoning, pebble-reckoning, and some use of the sand-board..especially characteristic of the Attic Greeks.
1997 Daily News (New Plymouth, N.Z.) (Nexis) 8 Nov. (Mag.) 17 (caption) Guide Bob Grave uses a sand-board for lessons about rapids..but putting the advice to good use can be another matter.
2. Mechanics. On a vehicle: a sturdy wooden bar running parallel to and above an axle. Now historical.
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1867 Sci. Amer. 19 Oct. 252/2 The plate, F, forming the sand board axle plate and reach receiver combined in one piece.
1875 E. H. Knight Pract. Dict. Mech. Sand-board, a bar over the hind axle [of a vehicle] and parallel therewith.
1895 I. K. Funk et al. Standard Dict. Eng. Lang. II. Sand-board, in car-building, a spring-plank.
1943 Jrnl. Econ. Hist. 3 35 The sand board was a large block of wood set parallel to the axle on top of the hounds.
3. A long narrow board, frequently often a modified snowboard, on which a rider may coast down sand dunes.
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1992 Re: Sand Skiing? in rec.skiing (Usenet newsgroup) 10 Aug. Glamis [in California]..would be an ideal place for sand-board riding.
1997 Esquire Nov. 142/1 Find a sandboard (a snowboard put to better use), lovingly grease it up, and make a slice straight down for home.
2003 Edmonton (Alberta) Jrnl. (Nexis) 6 Sept. l1 During the day you can hike the dunes or surf them with sandboards.
Derivatives
ˈsandboarder n. a person who rides down sand dunes on a sandboard; a participant in sandboarding.
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1994 Virginian-Pilot (Norfolk, Va.) 10 Dec. b1/1 (caption) Sandboarder Jeff Kidder, 17, of Nags Head jumps off a natural ramp at Jockey's Ridge State Park in Nags Head on Friday.
1999 SL (Cape Town) June 108/1 He and his fellow instructors are experienced sandboarders.
This is a new entry (OED Third Edition, December 2004; most recently modified version published online March 2022).
sandboardv.
/ˈsandbɔːd/, U.S. /ˈsæn(d)ˌbɔrd/ intransitive. To ride on a sandboard; to participate in sandboarding.
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1994 Re: Dune Carving in rec.skiing.snowboard (Usenet newsgroup) 22 Nov. I once sandboarded proper in Newquay (England) when the surf wasnt up, the boards people used for this were smaller than snowboards.
1995 Rocky Mountain News (Denver) 6 July 6 d He had never sandboarded until he tried out for the Lee commercial.
2002 Time 1 Apr. 73/1 Sandboarding down dunes in the middle of a Peruvian coastal desert sounds like..a perfect holiday.
This is a new entry (OED Third Edition, December 2004; most recently modified version published online March 2022).
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n.1817v.1994