A great way to past the time and still stimulate your mind! The Brain Twist Puzzle is a three-sided pyramid (tetrahedron) in a closed state. It flips into a 12-point star and then into a new tetrahedron. The puzzle has a total of eight colors: four colors for each of the two tetrahedrons. The corners of each tetrahedron are spun to solve the puzzle. There are 12 total moving petals, each wtih two colors. Each petal has a unique color combination (ex. only one petal is red-purple, only one petal is yellow-blue, etc). How to solve the Brain Twist? There are two possible solutions: either match up the colors on each face or for an even greater challenge, match up the colors on each corner! A fun challenge for all ages to solve and doesn't require batteries, power, or much room. Ideal for use in a car, a waiting room, an airport. A solution hints guide is included with the Brain Twist puzzle. Place your order online or by fax or by giving us a call! Product Number: PZ100