This square block puzzle consists of four columns that firmly connect the base and ceiling slabs. In this "prison" is a 5 x 5 x 4 cube, consisting of 11 different components.
The aim of the game is to free the cube from its "prison" or to bring it back there. There is only one solution!
Playing time: 10 - 15 minutes
Designed by: Hans J. Mai, Germany, 1998
Brand: Rombol
Material: Samena wood
Learning objective: spatial thinking
Please note: Illustrated instructions are written in German.