Bamboo is the fastest growing plant on the planet. Bamboo groves release 35% more oxygen than the equivalent number of trees, so planting it helps fight global warming. It also happens to look great when made into a puzzle. And by adding ‘zlers’ to the end makes the word ‘Bamboozlers’ - a great name for a range of puzzles!!! Here are the very best classic wooden puzzle designs produced and packaged like you’ve never seen them before. Square Chain (Extreme) A cord runs through all wooden blocks, Connecting them in one long chain. Once the chain is complete, Rebuilding the cube is far more complex than it might seem!