Learning Resources View-Thru(R) Geometric Solids Transparent 3D Shapes LER 4331 blue.Product Introduction Geometric Solids is a math learning tool for understanding three-dimensional shapes. Learn about three-dimensional shapes, a subject many children struggle with in elementary school, by actually touching and interacting with them. Understanding the structure of three-dimensional shapes, which is often difficult to grasp from paper alone, becomes easier through hands-on experience. It h