Toy 3D Logical Route Puzzle

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

Product Explanation ■ This is a highly difficult version of the "Logical Route Puzzle".
You roll 10 balls (colors) from the top and create a route so that they fall to the target position.
By solving problems while imagining the motion of the ball in three dimensions, you develop the ability to recognize space and to think logically.
The level of problems consists of 103 questions in 5 stages!
Starting from the first stage, the final level consists of up to 5 stages.
[Product Details]

Main body (base, rack x 4, starter), straight piece x 10, cross piece x 20,
tunnel piece x 2, column x 20, ball x 20, work book
Target age : 6 years old or older