Combining math, art and science, the iconic Rubik's Cube stimulates your brain and challenges you to solve problems. The classic 3x3 Rubik's Cube is the best-known puzzle in the world and the most addictive, and it has been fascinating all fans since its inception. The Rubik's Cube 3x3 innovates for more challenge! Touch the squares of the Cube to temporarily reveal the color. Solve the latest Cube, the Phantom as the colours fade and appear as the heat of your fingers! You will be amazed by the thermochromic technology of this Cube. Reveal the colors of the Phantom with the warmth of your fingers and solve the Cube before it turns black again. This Smart Cube is unlike any other toy. The Rubik's Phantom will give the most experienced players a hard time. This is one of the most difficult puzzles to solve in the Rubik's Cube collection. Adults and children aged 8 and up who like to dig their heads will love this stress relief game to handle. Invented in 1974 by Ernő Rubik, the Rubik's Cube, this original children's color matching puzzle was created to help students understand three-dimensional problems. The magic cube prototype was in every way unique. It could be turned and turned around without ever breaking. The addition of the 54 colorful stickers on all six sides brought the puzzle its iconic look. More than 40 years of existence have led the Rubik's Cube to become one of the best-known toys. With the thermochromic technology of the new Rubik's Phantom, become the master of the Cube at home. Show your loved ones that you can accomplish new things with this toy. This puzzle game is the ideal gift idea for all ages and for anyone who loves challenges. Box contents: 1 x Rubik's Cube 3x3 Phantom Suitable for ages 8 and up.