Intro. to decimal system (1 cube, 9 squares, bars and units) in a tray Blue box 5 (mystery words) (Includes 1 Plastic Box) Maria Montessori's "California lectures" are

Maria Montessori's "California lectures" are made available for the first time in book form

The role of the adult

Maria Montessori's philosophy works for children at all levels of ability and socio-economic circumstance

Activities are described in detail and include checklists of needed items

David Gettman has devised a clear and modern explanation of Montessori's revolutionary ideas about early intellectual development

Intro. to decimal system (1 cube, 9 squares, bars and units) in a tray Blue box 5 (mystery words) (Includes 1 Plastic Box) Maria Montessori's "California lectures" areThis is a wooden tray that contains the following golden bead material: one thousand cube, nine hundred squares, nine ten bars, and nine golden bead units. With adequate representation, this material demonstrates place value and the concept that a decimal category cannot exceed nine.