Binomial and Trinomial Cube Revisited

Enjoy these resources to one of my favorite  Montessori materials!

http://www.wikisori.org/index.php/Trinomial_Cube

http://www.shop.montessoriprintshop.com/Binomial-and-Trinomial-Control-Cards-SenF-16.htm
http://www.montessoriforeveryone.com/Binomial-Cube-Cards-Equations_p_120.html
http://donnamarie.wordpress.com/2007/06/25/making-a-binomial-and-trinomial-cube/

http://www.montessoriworld.org/sensfile/sbinoml.html
http://www.infomontessori.com/sensorial/visual-sense-binomial-cube.htm
http://montessorimuddle.org/2012/02/02/using-the-binomial-cube-in-algebra/