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The Conversation USA

Why are there seven days in a week?

  • Written by Kristin Heineman, Instructor in History, Colorado State University
Your calendar dates back to Babylonian times. Aleksandra Pikalova/Shutterstock.com

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to CuriousKidsUS@theconversation.com.

Why are there seven days in a week? – Henry E., age 8, Somerville, Massachusetts

Waiting for the weekend...

Read more: Why are there seven days in a week?

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