Red Dragonfly : mathematics challenge /
Hosomizu, Yasuhiro
Red Dragonfly : mathematics challenge / Yasuhiro Hosomizu. - New South Wales, Aust. : Department of Education and Training, c2010. - 100 p. : il. col.
9780731386949
MATEMATICAS ---PROBLEMAS, EJERCICIOS, ETC.
Razonamiento matemático
Red Dragonfly : mathematics challenge / Yasuhiro Hosomizu. - New South Wales, Aust. : Department of Education and Training, c2010. - 100 p. : il. col.
9780731386949
MATEMATICAS ---PROBLEMAS, EJERCICIOS, ETC.
Razonamiento matemático