What is the motor effect? How on earth do you use Fleming's left hand rule? Why would you want to....and who the heck is Bil? All these questions and more will be answered in this example packed presentation with double sided accompanying worksheet plus FREE video. All questions come with fully explained ANSWERS! There is work to suit all abilities and the unit is suitable for the new GCSE courses and advanced level studies alike. Help your students get to grips with this difficult concept.