In this award-winning debut story, 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! Educational and People's Choice Toy of the Year Award Winner. A book series plus construction set starring Goldie, the girl inventor,Builds spatial skills, engineering principles, and confidence in problem-solving,Comes equipped with 16 design ideas and unlimited building possibilities.INCLUDES: Storybook, 5 animal figurines, 1 pegboard, 5 wheels, 10 axles, 5 blocks, 5 washers, 1 crank, 1 ribbon.