Quadrant X

This braintrainer, camouflaged as an occasional game, claims all four brainhalfes. Koordinate and train your perception and reaction. Get together color and tone perception simultaneously. If you can... * One of 4 colors blinks and one of 4 tones is played - simultaneously and independent. * In reaction game you have to repeat the combinations immediatly and as often as you can. * In memory game you have to memorize a rising number of combinations and repeat them. * Sounds easy? * Then have a try!