Work Days Memories is a set of four premium quality 500-piece jigsaw puzzles from Ravensburger's Happy Days Collection.These bright and cheerful puzzles take you back to the world of work in the 1960s and 1970s. The Secretary takes us into office life, when shorthand was essential and an electric typewriter was state-of-the-art. The Factory Worker captures a Quality Control Inspector working at the end of a motor car production line, whilst the Builder shows the hustle and bustle involved in creating a new housing estate. Lastly, the WPC is on duty in central London, keeping traffic flowing and helping pedestrians to safely navigate the busy roads. Artist: Trevor MitchellEach puzzle measures 49 x 36 cm when complete. Suitable for ages 10 years and up. Made from strong premium grade cardboard, with linen finish print to minimise glare on puzzle image.Ravensburger has over 50 years’ worth of experience in the manufacture of puzzles. With a wide selection of puzzles, Ravensburger pride themselves on having the highest quality. Individual puzzle pieces are stamped with such precision that a quiet "click" can be heard when one piece is inserted in the other, their unique Softclick Technology.’ The jigsaw puzzles are made using unique punching templates and punching tools, which are hand-crafted with watchmaker precision to ensure the greatest possible accuracy and variety of the puzzle pieces.