16 Stacked Congruent Cubes Small 320×278 Medium 640×557 Large 1024×891 Download Tiff Original 3448×3000 | (301.2 KB) Download EPS Vector 363.4 KB Description Illustration of 16 congruent cubes stacked at various heights. A 3-dimensional representation on a 2-dimensional surface that can be used for testing depth perception and identifying and counting cubes, edges, and faces. Keywords 16, 3-dimensional, column, columns, congruent, counting cubes, cube, depth perception, Edge, edges, equal, face, faces, pattern, patterns, rows, spatial sense, stack, stacks, tangent Galleries Cube Counting Source: Florida Center for Instructional Technology Clipart ETC (Tampa: University of South Florida, 2007)