Quadrilateral - (MAD003)

Separate the 4 rings, sounds easy doesn't it? But the Quadrilateral is a truly difficult puzzle. This one rates as one of our all time nightmares!

Difficulty level: Extreme

All prices include VAT.

Delivery is free for all mainland UK orders over £15.

There is a £2.50 charge towards p&p for mainland UK orders under £15