Simplify the following text for a Grade 7 native English-speaking person.
Original: Pandora 's box is an artifact in Greek mythology , taken from the myth of Pandora 's creation around line 60 of Hesiod 's Works and Days . The `` box '' was actually a large jar ( Ï Î Î Î Ï pithos ) given to Pandora ( Î Î Î 1\/2 Î Ï Ï Î ) ( `` all-gifted '' ) , which contained all the evils of the world .
Simplified: In Greek mythology , Pandora 's box was a large jar ( Ï Î Î Î Ï pithos ) carried by Pandora .