Includes 2 circles, 2 hexagons, 8 each of rectangles, squares and triangles, 1 axle, and 50 steel balls. Children will love building geometry skills, learning the principles of construction, and expanding their creativity as they manipulate the mysterious forces of magnetism. MagStruction offers a dazzling array of colorful plastic shapes to challenge young architects' visual and spatial comprehension. Round, square, triangular, rectangular and hexagon-shaped pieces are embedded with magnets that can be joined into infinite constructions by the small metal balls provided. Kids will invent new styles of architecture, construct candy-colored houses, schools, whole villages and more. Animals, robots, spaceships, geodesic domes·the possibilities are as endless as the builder's imagination! Grades PreK and up.