It’s the 40th anniversary of Rubik’s cube, the puzzle created by Hungarian Ernő Rubik and Tesco’s Hungarian business made the most of the anniversary.

Tesco floated a Rubik's Cube down the Danube

The retailer launched a marketing campaign to mark the occasion and Rubik himself made an appearance at the launch of a loyalty programme.

Tesco even floated a giant Rubik’s Cube down the Danube – this picture is from Tesco Hungary chief executive Nigel Jones.

The retailer also ran a clever Rubik marketing campaign.

Tesco's Rubik TV campaign

 

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