Wooden Geometric Nesting Window BlocksIntroduce a vibrant and educational addition to your classroom with the Wooden Geometric Nesting Window Blocks, designed for children ages 18 months and up. This engaging set includes three distinct shapessquares, triangles, and circleseach with graduated sizes, a spectrum of colors, and varying textures to enhance sensory exploration and learning. Each set features wooden frames with acrylic paneled windows, offering a clear view of the dynamic