 Boy improving his logical thinking by solving chess puzzles when traveling by carChild is concentrated with solving chess puzzles during car ride. Hobby and brain building40s7-8 yearsarabboycarefreecheerfulchildclevercollectingcolorfulcombinationcommunicationcubedomesticeducationenjoymententertainmentfamilyfatherfungamehappinesshome interiorintelligencejoyleisurelifestylelogiclovemagic cubemanmixed raceplayingpositiveproblempuzzlerubiksingle fathersittingsofasolutionsolvingsonsquarestay-at-home fatherteamworktogethernesstoytrainingtwo 