Tellmewow - Have you already played "Only for Genius"? One of the most commented riddles is this one. How many triangles are there? Guess the number and share the result with us!
Tangramtriangularprofesorado PDF | PDF | Triángulo | Enseñanza de matemática
TANGRAM TRIANGULAR | Dinámicas grupales, Juegos matematicos para imprimir, Material didactico para matematicas
Figuras para imprimir plantillas incluidas Tangram -Orientacion Andujar