Eugy Narwhal 3-D cardboard model kit for ages 6+. Eugy - a super-fun 3D puzzle that's eco-friendly and can be assembled in 10 to 20 minutes! This collectable toy is great for stem concepts and craftable fun. The narwhal is a unique species of whale with a spiraling tusk - actually a tooth - protruding from its forehead. It's believed this tusk helped inspire the myth of the unicorn. This purple narwhal 3D puzzle is a perfect arts and craft activity to help pass some time and teach following instructions.