The Hollow series of puzzles presents an intriguing, innovative advance in twity puzzles. The 'no-core puzzles' movements are unlike anything experienced by even the most experienced puzzle-solver. With a combination of inventive gameplay and stunning design, Meffert Hollow Series are one part gift, one part puzzle, and one part treasure!

Twist and turn this puzzle to scramble the colours. Then try and make one solid colour per face.

Suitable for ages 14 plus.

Difficulty level 4 out of 5