Jigsaw Puzzle 100el. Merry World Bluey Trefl 16471 Bluey's Merry World is a puzzle consisting of 100 pieces that are perfect for all little Bluey lovers, i.e. children from 5 years of age. After arranging, a picture with dimensions of 410x275 mm will be created. High quality, color saturation and laying safety are ensured by calendered reflective paper and the use of ecological materials.