Il Calcolo Numerico e Additivo entro 20
Playing with Math 5 is based on 42 game-exercise cards. The formative path of this book is structured with these conceptual areas:

Pp. 3-14 Equalities and expression with various operations within 19 having two or more addends or subtrahend
Pp. 15-24 Line numbers and numerical chains within 19. Composition and decomposition within 19 with various addends
Pp. 25-28 Tables of addition or subtraction between 0 and 19
Pp. 29-38 Operations of addition and subtraction within 19 based on line of number, numerical chains, composition and decomposition
Pp. 39-44 Tables of addition or subtraction in various entrances combined to the calculation of operations in line

THIS BOOK IS IN ITALIAN
It is also available the ENGLISH VERSION

The Series' theoretical model and formative path are visible on this website: http://didattica.ispef.it/psicodidattica.htm