Force Multipliers: Levers & Pulleys at Work
December 13, 2023 • EPISODE 200
Do you know what a mechanical advantage is? Find out on Science LIVE with Roger Billings! Dive into the mechanics of how levers and pulleys work, and discover the amazing power behind these simple machines.

About DrB
Dr. Roger Billings is a visionary innovator whose work has touched the lives of millions of students and transformed the landscape of education. Widely known as “DrB” to the countless kids who benefit from his groundbreaking Acellus learning system, Dr. Billings has dedicated his life to advancing education through technology.
As part of DrB’s lifelong commitment to supporting education, Science LIVE was launched as a way to “give back” by mentoring students in conjunction with the Roger Billings Scholarship Program.
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How can a wind make an heavy airplane go up.
I like Mr. Tobias’s jokes. And Caleb looked very nervous.
IST is so cool!!! I told my mom that I’m thinking about going to IST and I am so excited. This video has convinced me to go even more.
The metal 3D printer near the end was pretty cool! I didn’t know it could do something like that before.
I had only ever seen the single-stage pulleys, so I never understood how it had mechanical advantage. This helped me to understand!