Montessori - Trinomial Cube Formula biodegradable phone cases. Made from PLA plant polymer and bamboo fibers, these cases naturally biodegrade 160 days after disposal. They also support wireless charging for hassle-free battery charging on the go. 
The Montessori trinomial cube is a wooden puzzle used in Montessori education to help students understand and visualize the concept of a trinomial, which is a polynomial with three terms. The cube is made up of 27 smaller cubes, each of which can be manipulated to create different trinomial expressions. The puzzle is used as a hands-on, visual tool to help students understand the structure of trinomials and the concepts of factors and coefficients.
.: Premium quality PLA polymer
.: Supports wireless charging
.: Might have a natural scent
.: Gift packaging available