['< sod > although the lynx was unsuccessful,\'\' chip\'s challenge\'\' was ported to several other systems, including the [ [ amiga ] ], [ [ commodore 64 ] ], [ [ zx spectrum ] ], < ref > { { cite web | url = http : / / www. worldofspectrum. org / infoseekid. cgi? id = 0000937 | title = chip\'s challenge | publisher = world of spectrum | date = | accessdate = 2014 - 06 - 21 } } < / ref > [ [ ti - 84 + ] ] and [ [ ti - 89 titanium ] ] calculators, < ref > { { cite web | url = http : / / www. ticalc. org / archives / files / fileinfo / 421 / 42148. html | title = chip\'s challenge for ti - 83 + | publisher = ticalc. org | date = 2011 - 10 - 05 | accessdate = 2014 - 06 - 21 } } < / ref > [ [ ms - dos ] ], and [ [ microsoft windows | windows ] ]. most of the conversions from the atari lynx original to other formats were carried out by [ [ climax studios | images software ] ] in the [ [ uk ] ], except for the microsoft version, which was by microsoft under the direction of [ [ tony garcia ] ] ; < ref name = chuck _ note / > as a tribute to him, entering " tony " as a password will bring the player to a level containing blocks that spell out the developers\'names. microsoft licensed\'\' chip\'s challenge\'\' from epyx to write a dos and windows 3. 1 version of the game, which was included in the fourth\'\' [ [ microsoft entertainment pack ] ]\'\' and\'\' [ [ best of microsoft entertainment pack ] ]\'\'. while porting the game, the logic was slightly changed from the original version. < eod > < sod > although the lynx was unsuccessful,\'\' chip\'s challenge\'\' was ported to several other systems, including the [ [ amiga ] ], [ [ commodore 64 ] ], [ [ zx spectrum ] ], < ref > { { cite template web | url = http : / / www. worldofspectrum. org / infoseekid. cgi? id = 0000937 | title = chip\'s challenge | publisher = world of spectrum | date = | accessdate = 2014 - 06 - 21 } } < / ref > [ [ ti - 84 + ] ] and [ [ ti - 89 titanium ] ] calculators, < ref > { { cite web | url = http : / / www. ticalc. org / archives / files / fileinfo / 421 / 42148. html | title = chip\'s challenge for ti - 83 + | publisher = ticalc. org | date = 2011 - 10 - 05 | accessdate = 2014 - 06 - 21 } } < / ref > [ [ ms - dos ] ], and [ [ microsoft windows | windows ] ]. most of the conversions from the atari lynx original to other formats were carried out by [ [ climax studios | images software ] ] in the [ [ uk ] ], except for the microsoft version, which was by microsoft under the direction of [ [ tony garcia ( video game producer ) | tony garcia ] ] ; < ref name = chuck _ note / > as a tribute to him, entering " tony " as a password will bring the player to a level containing blocks that spell out the developers\'names. microsoft licensed\'\' chip\'s challenge\'\' from epyx to write a dos and windows 3. 1 version of the game, which was included in the fourth\'\' [ [ microsoft entertainment pack ] ]\'\' and\'\' [ [ best of microsoft entertainment pack ] ]\'\'. while porting the game, the logic was slightly changed from the original version. < eod >']