Used to mask errors in text. Once dried, it can be handwritten or typed upon. It is typically packaged in small bottles.
correction fluid
Explain the word: high school
.
Humans have been using it for a variety of tasks for centuries, taking advantage of its properties for things like writing on blackboards etc.
chalk
Explain the word: boarding school
.
A hanging thing you put the things on.
shelf
An object used in engineering and technical drawing, with the aim of providing a straightedge at a right angle or other particular planar angle to a baseline.
set square
Explain the word: brush
.
Explain the word: wax crayons
.
Explain the word: pointer
.
Explain the word: projection board
.
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