1:16 play_arrow construc_triangulo_medidasdadas tecpatl visibility 12 schedule 14 jaar geleden favorite
15:09 play_arrow unacurvapeligrosa_progresiongeometrica tecpatl visibility 8 schedule 14 jaar geleden favorite
11:10 play_arrow regularidadesynaturaleza_3_fibonachi-fractales tecpatl visibility 7 schedule 14 jaar geleden favorite
5:03 play_arrow proporcionalidad_directaoinversa1-2 tecpatl visibility 9 schedule 14 jaar geleden favorite
8:34 play_arrow proporcionalidad_directaoinversa1-1 tecpatl visibility 15 schedule 14 jaar geleden favorite