{HEAD ~ This invention} relates to educational devices, and more particularly, to a device and method to aid in studying and understanding {TAIL ~ electromagnetic fields} in nature and man made structures 
{ HEAD ~ This invention } relates to educational devices , and more particularly , to a device and method to aid in studying and understanding { TAIL ~ electromagnetic fields } in nature and man made structures
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH