Challenge your kids to build a car by using 5 different blocks in this unique logic game! SmartCar 5x5 is the first 5x5 in the world! Not a 5-wheel car but 5 wooden blocks in five different colors. Kids solve each of the 96 challenges by placing all of the blocks correctly in the car according to the clues. SmartCar 5x5 is both a puzzle and a toy.... solve a challenge or take your car for a test drive!