The Post-It Note Challenge
Post It Notes were released to the general public by 3M in 1981 and since then their popularity has exploded. Chances are there is a pad of post-it notes in the very room...
Taking working mathematically viral
Post It Notes were released to the general public by 3M in 1981 and since then their popularity has exploded. Chances are there is a pad of post-it notes in the very room...
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