Have you met Cubebot?
Introducing the Cubebot® Challenge Trio - Small Set. Each set includes three levels of challenge: original (easy), Julien (intermediate), and Guthrie (expert).
Cubebot, a foldable wooden robot puzzle with hundreds of poses but only one solution. Recommended for Ages 3 up
Material: beech wood
Dimensions: 6.75 inches tall with 9.25 inch arm span - at play 2.5 x 2.5 inch cube - at rest