A perfect introduction for constructing with Magformers, the 14Pc Rainbow Solid Opaque Set is a great starter for children aged 3+. The set is ideal for building towers with walls and enhancing children’s fine motor skills. Using 6 Rainbow Opaque Squares and 8 triangles with the set is great introductory set for budding builders to learn our pull-up tricks and begin building in 3D. Build along with the step-by-step instructions and develop color and shape recognition, fine motor skills and problem-solving ability. The original and authentic Magformers. Perfect for brain development, critical thinking and STEM education