'(<a href="http://www.j-archive.com/media/2009-07-17_DJ_16.wmv">Kelly of the Clue Crew plays a different kind of checkers.</a>)  I can knock the bottom checker out without knocking the stack over thanks to this property of matter that tends to keep things in place'
inertia
TRICKS ARE FOR KIDS: I can knock the bottom checker out without knocking the stack over thanks to this property of matter that tends to keep things in place
I can knock the bottom checker out without knocking the stack over thanks to this property of matter that tends to keep things in place
I can knock the bottom checker out without knocking the stack over thanks to this property of matter that tends to keep things in place
TRICKS ARE FOR KIDS
inertia
TRICKS ARE FOR KIDS