SLIDING-BLOCK puzzles look easy, but they can be tricky to solve. The best known is the “15 Puzzle”, which became hugely popular in the late 1870s. This involves square tiles labelled with the numbers ...

Bitfield's Blockado series has already enjoyed success on Apple's iOS devices, but now the game is looking to take on Nintendo's DSiWare service with a little sliding-block puzzle action. And while ...

James grew up in the arcades of the 80s and has played games on everything from the Milton Bradley Microvision to the PlayStation 5. He worked in gaming retail during the PS1/PS2 eras, and even had a ...

These are frames, usually four units by five, with moving pieces. Putting mixed-up numbered tiles back into order is a common motif, but there are many other kinds. Some have different-sized pieces.