Powerblocks is one of ImproveMemory.org’s most popular brain games. The difficulty progressively increases as you complete more and more levels. While it may seem simple to fit all the blocks in the space, don’t be surprised at how tricky it can be.
Reorder is not for feint-of-heart. In fact, it might be our toughest brain game. Even if you’re good enough to complete the 3×3 level, the jump to 4×4 and 5×5 can seem like an exponential increase in difficulty.
If you’re a fan of geometry, then Tronix is the game for you. Drag the shape around by the circles to try and untangle the image and prevent the any lines from intersecting. It’s harder than you think!
True number is an awesome math game that starts out easy then escalates the difficulty to see if you still remember those multiplication tables from primary school. Don’t let the pressure of the ticking clock throw you off!
One of the most beloved puzzle games of all time, Sudoku is difficult to put away once you get started. Choose your difficulty and see how quickly you can fill in every row and column. This number-placement puzzle is a classic for a reason!
Challenge your brain and your reflexes to a dual in this fun brain testing your response time. Completing the instructions correctly can be tough on it’s own – but completing them quickly is even tougher!