Almost every syllabus, teacher, and standardized test requires a No. 2 pencil. Are there other choices out there? Indeed there are. Pencil makers manufacture Nos. 1, 2, 2.5, 3, and 4 pencils—and ...
A class of fifth-graders from Green Acres Elementary in Lebanon, Ore., asked us to find out how pencil lead is made. That quest took us all the way back to the dawn of the universe and then all the ...
EVERY SCHOOLROOM ON THE PLANET (WHTM) — National Pencil Day celebrates a piece of technology so commonplace we rarely stop to consider how remarkable it is. Specifically, it marks the day in 1858 when ...
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