background
centimeters
college
compass
composition
design
different
drafting
drawing
education
engineering
equipment
eraser
flat
geometry
glass
grey
item
knowledge
lay
learn
learning
length
light
magnifying
marking
markings
math
mathematical
mathematics
measure
measurement
measuring
millimeter
number
object
pencils
protractor
rulers
school
science
shape
sharpener
stationery
top
triangle
university
view