Shashibo Shape Shifting Box Puzzle Cube

The Shashibo Shape Shifting Box addresses a peculiarly modern predicament: the hands want something to do while the brain is pretending to listen. A pen gets clicked into unemployment, a paperclip becomes office sculpture, and eventually somebody invents a magnetic cube with more than 100 possible forms. Fair enough.

This Original Series version begins as a 2.4-inch cube and contains 36 ultra-strong magnets. Its panels fold and reconnect into geometric shapes, so it has more ambition than the average desk fidget and rather less practical purpose. That is precisely why we think it earns its place: it is a small, unnecessary object with an unusually convincing excuse for existing.

The construction is suitably built for repeated rearranging, using injection-moulded plastic and tear-resistant stickers. One cube offers the basic puzzle; several can be joined into larger magnetic structures, which is how an innocent diversion can acquire a collection habit and begin colonising a bookshelf.

There are, however, proper grown-up caveats amid the cheerful geometry. The manufacturer recommends it from age eight, warns about small parts, and says younger children need adult supervision. The instruction flyer also warns that its magnets may affect electronic devices and that it is not recommended for people with pacemakers. This is a toy with enough magnetic confidence to require boundaries.