Drawing magnetic field lines using compass around a bar magnet Class 7 Activity

Students of class 7 observed the direction of magnetic field line around a bar magnet using compass , pencil , paper and bar magnet.
They placed a bar magnet on a piece of paper and draw the outline of bar magnet on it , align it with ruler. After that they placed compass on various positions around bar magnet, they observed that the magnetic field lines starts from the north pole of bar magnet and ends on south pole of the bar magnet.