I could never remember that poem about how many days in a month, so I came up with the "Knuckle Method." Check it out!
<p>My mom taught me that trick when I was little.</p>
Learned this trick over 30 years ago and still use it to this day.
i learned this in first grade........
My teacher learn me this when I was in 4 grade :P but nice vid man!
Neato, man. 5 stars.
oh, I get it. That is awesome!
great little tip... and something else... never noticed that there are only two times that two mos with 31 are adjacent... cool
Nice! My father showed me this almost 20 years ago. I still use it to this day.
WOW. Helpful! 5/5! Thanks.

About This Instructable




Bio: I'm an environmentally conscious experimenter who loves to bring people together, build things, and when possible...blow things up! See us on YouTube too ...
More by Marsh:Upcycled Compost Bin Make Hairpin Table Legs How to Make Retractable Casters! 
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