This environmental friendly wooden caterpillar is made of wood from FSC monitored source, painted with water based paints, packaged in a box made of recycled materials and printed with soy bean ink. Parents and gift givers will be proud to have made an environmental friendly purchase. Carole The Caterpillar is smiling – she’s having fun as your little one learns to put her together. This puzzle activity introduces children 18 months or older to the basic skills required to organize and assemble the four pieces of the happy caterpillar. A terrific first puzzle for little fingers. Tested to meet European and U.S. safety standards.