The House of Puzzles - Winter Birds - Big 500 Piece Jigsaw Puzzle Premier quality jigsaw puzzle, designed and made in the UK. Winter Birds - The Pencraig Collection. Part of the BIG 500 range. No. of pieces: 500. Completed size: Approx 48cm x 68cm. Large puzzle pieces - approx piece size 4cm. Supplied in an attractive colour box. Ideal for the collector or to give and receive as a gift.