Quick Answer:The Board Instruments Geometrical Set is a set of 5 lightweight polystyrene board instruments, including a compass that takes marker or chalk, kept in a reusable storage box for work on whiteboards and chalkboards.
Last updated: 18 October 2026
Key Features
Set of 5 instruments in a reusable storage box.
Polystyrene plastic, each with a handle.
Compass accepts a marker or chalk.
Designed for whiteboards and chalkboards.
Technical Specifications
Specification
Value
Contents
5 board instruments, including a compass
Material
Polystyrene plastic
Storage
Reusable box
How It Is Used
The teacher uses the instruments at the board to draw circles, lines and angles at a size the class can follow, then returns them to the storage box after the lesson.
Frequently Asked Questions
How many instruments are in the Board Instruments Geometrical Set?
Five lightweight polystyrene instruments, supplied in a reusable storage box.