DDual discovery through straw polyhedraDual discovery through straw polyhedrade Mary LaycockMateriasModelsPolyhedraEdiciones (1)Dual discovery through straw polyhedra (1970)Creative Publications · inglésMás obras de Mary LaycockTThe Correlation of Activity-Centered Science and MathematicsThe Correlation of Activity-Centered Science and MathematicsWWeaving Your Way from Arithmetic to Mathematics with ManipulWeaving Your Way from Arithmetic to Mathematics with ManipulativesBBucky for Beginners
TThe Correlation of Activity-Centered Science and MathematicsThe Correlation of Activity-Centered Science and Mathematics
WWeaving Your Way from Arithmetic to Mathematics with ManipulWeaving Your Way from Arithmetic to Mathematics with Manipulatives