GoldieBlox: Construction toy + storybook set featuring the world's first girl engineer character, Goldie Blox! In this kit, Goldie builds a spinning machine to help her dog, Nacho, chase his tail. Soon all her friends want in on the action. Help Goldie build a belt drive machine to spin everybody at once! Introduces the real-life STEM concept of a belt drive.Winner of: Educational Toy of the Year, People's Choice Toy of the Year, Oppenheim Toy Portfolio Best Toy - Platinum, Parent's Choice - GoldAges 4+. Comes with 34 pieces, including 49-page storybook, 9 additional build ideas, and 5 animal figurinesHundreds of how-to building videos online to help spark creativity in young engineersDesigned for tinkering and creative exploration, GoldieBlox toys build spatial skills and confidence in problem-solving. All GoldieBlox toys are intercompatible.