Simplify the following text for a Grade 9 native English-speaking person.
Original: In Ancient Greece , the Gorgoneion ( Greek : Î `` Î Ï Î Ï Î 1\/2 Î Î Î Î 1\/2 ) was originally a horror-creating apotropaic pendant showing the Gorgon 's head .
Simplified: In Ancient Greece , the Gorgoneion ( Greek : Î `` Î Ï Î Ï Î 1\/2 Î Î Î Î 1\/2 ) was originally a magic pendant showing the Gorgon 's head .