The CheckerBored puzzle is made up of fifteen tetromino and pentomino pieces that you must try and fit within the frame to create a checker board finish.
This is a mid-level puzzle suitable for older children and adults and if you get stuck there is a solution engraved on the back. Fun to play around with and not too difficult this is suitable for all puzzlers.
Handamde in the US from Red Alder this measures 10 x 10cm. The alternate black squares feature some intricate detailing which looks really nice.