A water table is a masonry

Masonry

Masonry is the building of structures from individual units laid in and bound together by mortar; the term masonry can also refer to the units themselves. The common materials of masonry construction are brick, stone, marble, granite, travertine, limestone; concrete block, glass block, stucco, and...

 architectural

Architecture

Architecture is both the process and product of planning, designing and construction. Architectural works, in the material form of buildings, are often perceived as cultural and political symbols and as works of art...

 feature that consists of a projecting course

Course (architecture)

A course is a continuous horizontal layer of similarly-sized building material one unit high, usually in a wall. The term is almost always used in conjunction with unit masonry such as brick, cut stone, or concrete masonry units .-Styles:...

 that deflects water running down the face of a building away from lower courses or the foundation. A water table may be found near the base of a wall or at a transition between materials, such as from stone to brick

Brickwork

Brickwork is masonry produced by a bricklayer, using bricks and mortar to build up brick structures such as walls. Brickwork is also used to finish corners, door, and window openings, etc...

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Note the water table around the base of the Arthur Heurtley House

Arthur Heurtley House

The Arthur B. Heurtley House is located in the Chicago suburb of Oak Park, Illinois, United States. The house was designed by architect Frank Lloyd Wright and constructed in 1902. The Heurtley House is considered one of the earliest examples of a Frank Lloyd Wright house in full Prairie style. The...

 (illustration provided in that article) designed and built by Frank Lloyd Wright

Frank Lloyd Wright

Frank Lloyd Wright was an American architect, interior designer, writer and educator, who designed more than 1,000 structures and completed 500 works. Wright believed in designing structures which were in harmony with humanity and its environment, a philosophy he called organic architecture...

 in 1902.

As a child's plaything

A water table can also be a piece of furniture, usually composed of plastic or wood and for outdoor use, on which small children (e.g. toddlers) can splash around and otherwise play with the water held on top of or contained within the water table.