We’ve all heard it—no two snowflakes are alike. However, they all seem to share that same six-sided shape, so what’s going on? Why do they follow the same rulebook for structure but still end up ...
ATLANTA — Whether they’re in the classroom or learning from home, school children rely on pencils that are shaped in a way to prompt students to ask, “why?” For more than 100 years, pencils have been ...
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