Why Are You Left or Right Handed? | Biology for Kids | SciShow Kids

Have you ever tried to write or color with both hands at the same time? It seems like it would save a ton of time, right? But for most people, one of their hands is way better at drawing or writing than the other!
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SOURCES:
www.scientificamerican.com/ar...
www.scienceofpeople.com/why-a...
www.smithsonianmag.com/scienc...
mentalfloss.com/article/30667/...