Newton's First Law
A thing not moving will not move and a person walking will keep walking with the same speed and going in the same direction unless it gets stopped by something doing the opposite or the same thing.
Video link for Newton's First Law
https://www.youtube.com/watch?v=gpYGxT52awQ&feature=youtu.be
Online activity link
http://www.climateers.org/eng/phpModules/googlesearch.php?act=url&q=http://www.sciencechannel.com/games-and-interactives/newtons-laws-of-motion-interactive.htm&sa=U&ei=J8k-U7LaNe6ziQeo9IGYBA&ved=0CBsQFjAA&usg=AFQjCNFYKK41Kl4pYGsYJctzR9uPqGLE3g
https://www.youtube.com/watch?v=gpYGxT52awQ&feature=youtu.be
Online activity link
http://www.climateers.org/eng/phpModules/googlesearch.php?act=url&q=http://www.sciencechannel.com/games-and-interactives/newtons-laws-of-motion-interactive.htm&sa=U&ei=J8k-U7LaNe6ziQeo9IGYBA&ved=0CBsQFjAA&usg=AFQjCNFYKK41Kl4pYGsYJctzR9uPqGLE3g