Amazon.com: Tender Leaf Toys Wooden Patchwork Quilt Puzzle – Create an Infinite Number of Patterns and Traditional Artwork with Triangular Shapes –Imaginative Play with a Montessori, STEM Approach – Ages 3 years+ :
The Art of Pendleton Woolen Mills Patchwork 1000-Piece Puzzle (Toy) Complete | eBay
The Art of Pendleton Patchwork Puzzle 1000pcs | Blue Bridge Games