My fifth graders liked this version more than Gallon Man.
-via Jill
The 8-year old neice of a Redditor explains liquid measurements
via Kurt White
As a reminder, these are the three countries who don’t use the incredibly sensible metric system: Liberia, Myanmar and of course, the United States of America. U-S-A! U-S-A!
(via star-driver)
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