sandcastle
A small model castle built of sand, especially by children on a beach.
The children built an elaborate sandcastle on the shore.
sandbox
A box or enclosed area filled with sand where children play.
She watched her toddler play in the sandbox at the park.
sandpaper
A strong paper with a rough surface used for smoothing or polishing wood or metal.
He used sandpaper to smooth the rough edges of the table.
sandstone
A sedimentary rock composed mainly of sand-sized mineral particles or rock fragments.
The canyon walls were made of layered sandstone.
sandstorm
A strong wind carrying clouds of sand and dust, reducing visibility and affecting breathing.
The sandstorm reduced visibility to just a few meters.
sandbag
A bag filled with sand used for protection, ballast, or flood defense.
They stacked sandbags along the river to prevent flooding.
sandbar
A long, narrow bank of sand built up by currents, often submerged or exposed at low tide.
The boat ran aground on a sandbar near the mouth of the river.
sandpit
An area or hollow filled with sand, used for play or for extracting sand.
Children dug tunnels in the school sandpit during recess.
sandblast
To clean, smooth, or etch a surface by blasting it with fine particles of sand under high pressure.
They sandblasted the old paint off the metal beams.
quicksand
Loose, wet sand that yields easily to pressure and can trap a person or animal.
Travelers must avoid areas of quicksand in the desert.