Help me find my ipod!! Dx?

ok so umm i usually take my ipod to skool and i highly doubt tht anyone wud steal it. ok so wut i remember is... that i was in the car...and i stuffed my ipod into my pencil bag thingy and i was planning on listenin to it before skool but i never got to cuz i was sorta late. so it wud still b in my lil pencil bag thing. ok so then when i got to skool in the morning..i did actually take it out and then i think i put it in one of the small pockets in my backpack..i cant relly remember but when i got bak home i jus realized my ipod was gone. i looked in my bag and my pencil bag thingy in the car and in my locker and in my room..so far i havent found it..plz help in anyway? ><