Open Educational Resources

A curated collection of teaching materials

¿Es posible sembrar agua?

¿Es posible sembrar agua?

by | Nov 25, 2025

Description: This video introduces the water sowing technique, which is used by a coffee grower in Antioquia, Colombia to conserve water sources on his farm. A mixture of sea salt, brown sugar and gravel or river stones stimulates water retention and filtration in the...
Sabores y saberes de la milpa

Sabores y saberes de la milpa

by | Dec 10, 2025

Description: Sabores y saberes de la milpa (Flavours and Knowledge of the Milpa), published in Spanish and Nahuatl, is the product of an extensive collaborative project between two collectives from Mexico City, Casa Gallina and Calpulli Tecalco. The book documents an...