Some puzzles contain thousands of pieces to work with. The biggest in recent memory was called What a Wonderful World, which ...

Solve the nine flag, place and map puzzles in the jigsaw above ... Don't forget to test your global puzzle power by tackling the tricky tenth world map.

Meet the four-year-old “genius” can identify all 50 US states on a map – as well as all the major cities in the UK and name all 195 flags of the world ... bought him a puzzle with different ...