Guidecraft PowerClix Creativity Set including 74 pieces is ideal for kids of ages 5 and up and is used to create bridges, skyscrapers, animals and more. It is featured with a simple super-strong magnetic click 'n connect system to build powerful 3D models. It gives detailed step-by-step instructions on how to create a variety of models. Set helps children to become masters in basics of science, construction and engineering. It is provided with colorful translucent plastics, unique geometric shapes and extender rods allow for creative-inspiring, open-ended constructions. Sold as 74 per set.