These color and shape posters are perfect for hanging in your classroom or to use as flashcards for student reference. 2D Shapes: circle, square, triangle, rectangle, heart, oval, star, crescent, rhombus, pentagon, hexagon, octagon, trapezoid 3D Shapes: sphere, cube, pyramid, rectangular prism, cone, cylinder, triangular prism Colors: red, orange, yellow, green, blue, purple, pink, brown, gray/grey, black, white The Abstract Oasis decor line features contemporary abstract landscape backgrounds