Odd Ones Puzzle

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Click a symbol that does not have a neighbor (in one of the four main directions) of the same color or shape.
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Contributed by: Karl Scherer (April 2014)
Open content licensed under CC BY-NC-SA
Snapshots
Details
Controls
Challenges:
You can choose between three fixed setups on a 10x10 board, three fixed setups on a 15x15 board, a random setup on a 10x10 board, and a random setup on a 15x15 board.
"caught:"
Counts the eliminated tokens.
"target:"
Maximum possible number of tokens that can be caught.
"moves:"
Counts the moves.
"back:"
Take back the last move.
"reset"
Restores the original randomized setup.
"scramble"
Randomizes the setup again (only available for the randomized setups).
History
A version of this game was published before as the Zillions game "Odd Ones" by the same author.
Permanent Citation
"Odd Ones Puzzle"
http://demonstrations.wolfram.com/OddOnesPuzzle/
Wolfram Demonstrations Project
Published: April 28 2014