The Addition Working Charts aid the child in the practice and memorization of the unit addition combinations. Includes 2 control charts, 4 working charts and 1 box of wooden...
This material demonstrates the power of two by its component parts of cubes and prisms, each a progression of squaring the previous piece. It is contained in a hinged wooden box...
A material used for teaching the multiplication tables. The material consists of a wooden board printed with 100 squares and a box with lid containing printed answer chips.