A version of the game, Mastermind, which, unlike the original game, doesn't rely on some
idiot scoring for you.
The game is played as follows:
Click 'New game'. A random sequence of four coloured balls will be generated from a
possible six colours. You have to determine the correct sequence by a process of deduction.
Try to deduce the sequence. Click on a ball to set its colour. Repeated clicks will
cycle the colours back round to the beginning.
When you are satisfied with your solution, click 'OK'. A ball of the correct colour in the
correct place is indicated by a white peg in the right hand column. A ball of the correct
colour but in the wrong place is indicated by a black peg. Four white pegs indicates a
If your solution is incorrect, click 'Carry' to move your sequence up to the next row
ready for your next attempt. You have ten attempts.
If MasterBonce is too large for you browser, click
here for a frameless version or
here for a fullscreen version.
In fullscreen mode, the keys 'Alt-F4' can be used to exit.