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to make an electromagnet you only have the following  material:--
soft iron core , copper wire ,battery.
procedure :--
now you arrange these material in a electric circuit in a following way:
                            first copper wire has been wrapped around on the soft iron core till then u connected a battery to both the ends of copper wire .now u put compass near it and then it shows deflection hence magnetism is produced.but when u stop the flow of current then compaas will not show any deflection,it means it's position remain same.
         now your electric magnet or electromagnet has been ready ...\
                                                                        plz mark it best  
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