The invention discloses a pair of multi-functional compasses. The pair of multi-functional compasses comprises a first compass shaft, a second compass shaft, a bracket, a first screw shaft, an angle dial, length scale rulers, a second screw shaft, small handles, a third screw shaft, non-slip mats, a rotating shaft chalk fixture, a fixing shaft circle center, a third compass shaft and a fourth compass shaft, wherein the first compass shaft and the third compass shaft are connected through the first screw shaft; the fixing shaft circle center is arranged at the other end of the third compass shaft; the bracket is mounted on the third compass shaft; the angle dial and a pointer are arranged on the bracket; the non-slip mats are arranged at the bottom end of the bracket; the second compass shaft and the fourth compass shaft are connected through the third screw shaft; the rotating shaft chalk fixture is fixed at the other end of the fourth compass shaft; the first compass shaft and the second compass shaft are connected through the second screw shaft; and the small handles are arranged at the two ends of the second screw shaft. The pair of multi-functional compasses is ingenious in design, scientific in theory and easy to operate, and can be widely applied to class demonstration teaching, and the accuracy and standardization of graph drawing are improved.