Publication Date: April 30, 2012 | Grade Level: P and up | Series: Green Start Chunky Wooden Puzzles. Brand new in the green start? series made from 98% post consumer recycled materials and printed with eco friendly inks, this extension brings earth-friendly messages and all natural materials to the joy of creating beautiful floor puzzles. Packaged in reusable totebox, each of these floor puzzles reveals a unique, endearing scene that kids will love to build. Each fun animal piece is the same shape, but four are large and four are small. Kids can match the big pieces with the little pieces or mix them up to make different pairs or patterns!