Educational game, Buki France, Brain buster for advanced, 3 pieces

Gender: M, W
Age: 6 years old
Discover 3 puzzles specially designed for experts: the Kong Ming Sphere, the Color Lock and the Grandmaster′s Lock. There is only one way to unlock them. Find the secret mechanism to take them apart and then find the solution to put them back together. Challenge your friends and be the fastest. Includes: instructions and solution videos.