Fragile knowledge of angle in turtle geometry
Simmons, Malcolm
Fragile knowledge of angle in turtle geometry - 375-382 - 21, No. 4, 1990
Febrero 1991 = EDUCATIONAL STUDIES IN MATHEMATICS
CONCEPTOS MATEMATICOS EAC MATEMATICAS DE LA ESCUELA ELEMENTAL
Fragile knowledge of angle in turtle geometry - 375-382 - 21, No. 4, 1990
Febrero 1991 = EDUCATIONAL STUDIES IN MATHEMATICS
CONCEPTOS MATEMATICOS EAC MATEMATICAS DE LA ESCUELA ELEMENTAL