The numbers on the side and bottom of the grid indicate occupied squares or groups of consecutive occupied squares in each row or column. Can finish the grid so that it contains three Cruisers, three Launches and three Buoys and the numbers tally?
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Psycho Games
Synaptic Puzzles to enhance mental flexibility.
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Gianni, founder of Archimedes' Lab Project™ has written an extensive collection of books in several languages on brain training, critical thinking, visual art, and on the mechanism of vision.
Read more at: https://www.giannisarcone.com/
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