Betract Betract is a puzzle game that will bend your mind. Simply add the numbers while trying to avoid subtractions! The rules are si ...
Brain Marbles Brain Marbles is a bright mix of colored balls, concentration, attention, logic and a classic puzzle combining the elements of ...
Cambridge Brain Sciences Cambridge Brain Sciences Inc provides scientifically proven tools for the assessment of cognitive function over the web. Take ...
Stack'M Donuts Combine similar delicious donuts to create wonderful new flavors with every swipe. This tantalizingly addictive puzzle will ha ...
Unmechanical Unmechanical is an award-winning 2.5D side-scroller which combines tricky puzzle solving, alluring exploration, and an engross ...