When Peg's marble accidentally flies into one of many identical bowls of spice, Cleopatra shows her how to use a pan balance to see which bowl contains her marble.
© 2016 PBS & WGBH Educational Foundation.
All rights reserved.
You must be logged in to use this feature
Assign directly to your students using the code or link above, without having them log in. Simply tell your students to go to
www.pbsstudents.org and enter the Assignment Code, or click on the Assignment URL to share the assignment as a link.