Where can i buy bar magnets?

i'm doing a science fair project i need 8 bar magnets cheap and soon. so i need them in a store i can drive to or some place online with low prices and fast shipping. I DON'T NEED THE BEST MAGNETS I JUST NEED SOME THAT WILL REPEL AND ATTRACT NOT SOMETHING THAT WILL REPEL A SPEEDING BULLET. i would really... show more i'm doing a science fair project i need 8 bar magnets cheap and soon. so i need them in a store i can drive to or some place online with low prices and fast shipping. I DON'T NEED THE BEST MAGNETS I JUST NEED SOME THAT WILL REPEL AND ATTRACT NOT SOMETHING THAT WILL REPEL A SPEEDING BULLET. i would really prefer a common store i can drive to. PLEASE HELP!
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