TORONTO A pair of Ontario college students is facing a tough crowd as they try to design an audible hockey puck that can be used by visually impaired players.

And the international judges vetting the product at a global engineering contest this weekend won't even be the harshest critics.

Those would be the players themselves, who say people have been designing pucks containing electronic noisemakers for decades and haven't yet managed to create one that works well on the ice.

http://www.huffingtonpost.ca/2015/08...n_7922506.html