Zig & Go Curve 27 Pieces by DjecoZig and Go Curve 27 pieces by Djeco. 27 piece chain reaction puzzle and wooden construction set. This 27 piece set with wooden dominoes, ball and components will inspire creativity and build skills like perseverance. The child follows the 3 models in the booklet to build their journey or imagine others endlessly. This game for ages 7 and up is compatible with all the boxes in the collection to invent even more ingenious action reaction courses.