It's time to wake up your brain and step it up for this challenge! In Stack Blocks 3D, you have to fill the empty squares with colored blocks. This is done by stacking them in the right direction. It starts out easy but gets more difficult as you gain level after level! You will have to think outside the blocks for each puzzle! Beautiful and strangely pleasing graphics! The perfect challenge to keep your mind sharp during confinement! You will never be bored again. Stack and attack - that's how you win the puzzle!