BBACpacBACpacde F.R. WatsonEdiciones (1)BACpac (1981)Keele Mathematical Educ.Pubns. · ISBN 9780947747107Más obras de F.R. WatsonLogo and mathematicsTThe SCWP popular calculator bookThe SCWP popular calculator bookMMaths with BenMaths with Ben
UUsing Calculator Games and Puzzles to Improve Mathematical SUsing Calculator Games and Puzzles to Improve Mathematical Skills