1000 Piece Jigsaw Puzzle Find the Difference Challenge by House of Puzzles for Mindful Fun and Brain ExercisePut your powers of observation to the test with this captivating 1000 piece Find The Difference puzzle. Illustrated by artist, Ray Cresswell, No.6 - By The Canal adds an extra dimension to the fun with its brain-teasing spot the difference challenge! But can you find them all? Our 1000 piece jigsaw puzzles are sustainably made from premium quality FSC® Certified board. Completed puzzle dimensions: 48 x 69cm.