GoldieBlox and the Dunk Tank GoldieBlox: Construction toy + storybook set featuring the world's first girl engineer character, Goldie Blox! In this kit, Goldie has to find a way to give her dog, Nacho, a bath. One problem: Nacho hates water and loves being a dirty dog. After many tries, Goldie finally comes up with the perfect contraption: A dunk tank! Introduces the real-life STEM concept of hinges and levers. Winner of the Oppenheim Toy Portfolio Best Toy Award  Gold Perfect for ages 4+. Comes with 55 pieces, including 10-page storybook and 2 additional build ideas Hundreds of how-to building videos online to help spark creativity in young engineers Designed for tinkering and creative exploration, GoldieBlox toys build spatial skills and confidence in problem-solving. All GoldieBlox toys are intercompatible.