You may have played with a yo-yo before -- perhaps you've even walked the dog
-- but do you know about the physics behind what makes a yo-yo sleep and wake
up? Learn all about inertia, angular momentum and the history of the yo-yo in
this episode of SYSK.
Learn more about advertising on the HowStuffWorks podcasts at
[www.howstuffworks.com/advertisers.htm](http://www.howstuffworks.com/advertisers.htm)
And to learn about your ad choices when listening to podcasts, visit
Read more
You may have played with a yo-yo before -- perhaps you've even walked the dog
-- but do you know about the physics behind what makes a yo-yo sleep and wake
up? Learn all about inertia, angular momentum and the history of the yo-yo in
this episode of SYSK.
Learn more about advertising on the HowStuffWorks podcasts at
[www.howstuffworks.com/advertisers.htm](http://www.howstuffworks.com/advertisers.htm)
And to learn about your ad choices when listening to podcasts, visit
Read less