The new Roto Brain 3D puzzle sphere is the ultimate new brainteasing mind puzzle game that offers vast possibilities and endless fun with its addictive color-spinning and fidget challenges. By enticing users to unlock the code to one of its thousands of color combinations, Roto Brain enhances memory, critical thinking skills and will test your IQ. 3D Memory Sphere that has hundreds of thousands of possibilities. There are three (3) levels of difficulty with the easiest level having six (6) colors, the intermediate level has eight (8) colors and Roto Brains advanced level has 12 colors to work through in solving the code to crack the color combination. The patent pending design has a special piston that pops up for each level rewarding the player that they have solved that level. The patent pending technology allows players to reset each of the levels color combinations to a specific code or random code to try and crack. Three levels of challenges with thousands of combination possibilities. Patent pending technology to have a never ending puzzle with ability to reset each level's combination. IQ/Memory booster that is challenging and fun. More than a solo player puzzle - set your combination and challenge someone. Figit, twist, turn and challenge your mind without the screen. Model: G683405395430.