Related tags:
- ruler
- ruler scale
- measurement
- background education
- mathematics
- scale
- background school
- object
- educational
- school
- school tools
- exam
- school supplies
- office supplies
- learning
- study
- black line
- pastel
- elementary school
- background line
- background white
- white
- black design
- black
- line
- macro
- background black
- horizontal
- horizontal lines
- geometry
- top view
- tools
- background pastel
- color line
- design line
