From Magna-Tiles®, this 50-piece set features: Builder XL 50-piece set Easy to build your own truck with interchangeable, moving pieces. Encourages children to learn through play, exploring cause and effect and other logic principles, while fostering the development of hand-eye coordination and fine motor skills. Makes a great gift for construction-loving kids  1 crane + base 1 dump truck tailgate + base 1 plow 2 truck cabs 2 figures 2 rectangle roads 2 curved roads 2 rectangles (printed) 2 car chassis 2 windows 1 xl right triangle 4 xl equilateral triangles 6 xl squares 14 squares (4 printed, 8 regular) 6 micromags isosceles triangles Weight approx.: 5.2 lbs. Dimensions: 18 × 3.3 × 14 in Recommended ages: 3+ Imported.