DISCLAIMER: Volunteers of NSF have developed the online games as a service to the participants preparing for NSF contests. NSF assumes no responsibility for the validity of the content or anything pertaining to the games. These games and the information provided on this site is provided on an "As-Is," "As-Available" basis. Volunteers of NSF make reasonable efforts to maintain these games and ensure that they are available online for the users. Users agree that the use of this site is at their sole risk. NSF disclaims all warranties of any kind, including but not limited to any express warranties, statutory warranties, and any implied warranties of merchantability, fitness for a particular purpose, and non-infringement. NSF is not responsible for any technical problems or any defects that may be found to exist in any part of any game.